Evaluate the expression -x + -x +5y +6y if x = 5 and y = -2

Answers

Answer 1

Answer:

The answer is 9,034.

Answer 2

Answer:

Step-by-step explanation:

Plug in x and y first.  -5 + -5 + 5(-2) + 6(-2).  -5 +-5= -10.  -10 + 5(-2) + 6(-2).  5 times negaitve 2 is -10 and 6 times negaitve 2 is negative 12.  -10 + -10 + -12 =-32


Related Questions

Malik collects rare stamps and has a total of 96 stamps. He has 24 more domestic stamps than foreign stamps. Let d represent the number of domestic stamps and let f represent the number of foreign stamps.

This system of equations models the given information for both stamp types.

d – f = 24

d + f = 96

Solve the system of equations.

How many foreign stamps does Malik have?

number of foreign stamps
How many domestic stamps does Malik have?

number of domestic stamps

Answers

Answer:

Domestic Stamps: 60

Foreign Stamps: 36

Step-by-step explanation:

96 - 24 = 72

72 ÷ 2 = 36

36 + 24 = 60

d - f = 24

60 - 36 = 24

24 = 24

d + f = 96

60 + 36 = 96

96 = 96

Answer: d=60 and f=36
There are 60 domestic stamps and 36 foreign stamps.

Use the elimination method to solve


d-f=24
-d+f=96
_______

Line them up and them subtract


-2f=-72

The d cancel out

Isolate f by dividing both sides by -2

f=36


Replace f with 36 in either equation and then solves


d-(36)=24

Isolate d by adding both sides by 36

d=60


How can you check your work to make sure the value of a variable makes an equation true? Explain.

Answers

Answer:

Evaluate the left-hand side expression at the given value to get a number.

Evaluate the right-hand side expression at the given value to get a number.

See if the numbers match.

Step-by-step explanation:

Answer:

To make a true equation, check your math to make sure that the values on each side of the equals sign are the same. Ensure that the numerical values on both sides of the "=" sign are the same to make a true equation. For example, 9 = 9 is a true equation. 5 + 4 = 9 is a true equation.

Please read the attached Newsela article, "Pets can make people feel happier and healthier" and complete the attached Double Entry Literature form.

Answers

Answer:

this isnt math

Step-by-step explanation:

helppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp

Answers

Answer:

E

Step-by-step explanation:

I guess po.........

........

E I think is the answer

the length of a rectangle is 5 feet and the width is x the perimeter is less than 15 feet write and solve an inequality to find the value of x

please help me with this and ill give you a brainlist

Answers

Answer:

5 ft * x ft

x ≤ 3 ft

Step-by-step explanation:

The answer is X equals 3

Ellen has 3/4 jar of jelly, after she makes sandwhichs, she has 2/5 jar of jelly left, how much jelly did she use?

Answers

Answer: 7/20

Step-by-step explanation:

I looked it up

To get this answer you need to find the common denominator of both fractions. So here is the workout for the answer. Hope it helps!

x+2⦁4=20
thanks i need it for notes!!!

Answers

Answer:

X+2⦁4=20

Step-by-step explanation:

2 times 4 which is eight, then subtract eight from 20. your answer is 12

X=12

So In your notes write

First you Mutiply the two factors 2 & 4, and then since eight is positive you will subtract it from the eight and the twenty. Youre left with X=12

A swimming pool can hold up to 168 gallons of water. If the swimming pool is filled at a rate of 12 gallons per 3 minutes, how long will it take to completely fill it up?

Answers

After doing all the math the answer I got was 42 minutes

QUESTION IS BELOW!!!!!!!!!!!!!!

Answers

Does Not Support
Does Support
Does Support

HOPE THIS HELPS!

Answer:

right left left

Step-by-step explanation:

helpppppppppppppppppppppp plzzzz do 4 and 5

Answers

Answer:

the question???? where is the question???

help please, my parents are mad...

Answers

Answer:

(-5,10)

Step-by-step explanation:

Plug the value of y into the second equation

-3x-5=4x+30

-3x-4x=30+5

-7x=35

x=35/-7=-5

put the value of x into any of the equations

y=-3(-5)-5

y=15-5=10

(-5,10) Should be the correct answer sorry if I’m wrong.

Need help
On both please
1.Write an expression that represents the sum of b and 5 times

2.Simplify the expression. 3x + 4y + 2 + 6y +3
What is the coefficient of y?

What is the constant?

Answers

1. b + (5*2)
2. 3x +10y+5
The coefficient of y is 10
The constant is 5
1. b + (5 x 2)
2. 3x + 10y + 5

Which situation can be represented by the expression 3 + (−7)?


A. A football team lost 3 yards on one play. The team gained 7 yards on the next play.
B. A football team gained 3 yards on one play. The team lost 7 yards on the next play.
C. A football team gained 3 yards on one play. The team gained 7 yards on the next play.

Answers

Answer:

it would be B.

Step-by-step explanation:

they would have gained 3 yards but then with the next play they would lose 7 yards leaving them with a total of -4 yards

B is correct, the rest don’t add up to the equation given

help me and i will friend u

Answers

II is the answer to it

Chloe drives from her house to her Grandma's house 48 miles away in an hour and 12 minutes. How fast was she driving on average?
40 mph
67 mph
4 mph
90 mph

Answers

Answer:

I’m pretty sure 40 mph (sister aproved)

Step-by-step explanation:

the answer is forty miles per hour.

Find the length of the segment. Write the mixed number in its simplest form.

3 1/2 in.

3 3/4 in.

3 5/8 in.

3 11/16 in.

Answers

answer is 3 5/8 in. i hope i helped u :)

Answer:

3 5/8

Step-by-step explanation:

The line is the 3 1/2 line and 3 3/4 lines. Inbetween that is what you are looking for.

-2 1/4 / (-1 1/2) =

A) 1 1/2

B) -1 1/2

C) 3 3/8

D) -3 3/8

Answers

Answer:

A) 1 1/2

Step-by-step explanation:

First, make sure both of the fractions are improper fractions. -2 1/4 will become -9/4 and -1 1/2 becomes -3/2. Then we do the keep, switch, flip trick and get -9/4 X -2/3 and multiply across. Since we have two negatives, the answer becomes positive. When we multiply across we get 18/12, then we reduce and get 1 6/12 which is the same as 1 1/2.

Answer: 18/12=1 3/12=1 1/4

Step-by-step explanation:-2 1/4=-9/4   -1 1/2=-3/2 keep the first change /to* flip the last fration

Brainly Im back after like 30 minutes of my dad trying to explain and saying "thats f-ed up"

Like he said, don't just give me the answer. Explain it to me.

Here is an equation: 4x - 4 = 4x + _____. What could you write in the blank so the equation would be True for no values of x.


o 4x

o -7

o 19

o 2x

o -4

Answers

I believe it’s -4 hope I helped u

help! Container ships sail all over the world to deliver cargo from port to port. Even though such ships can
weigh as much as 400,000 tons, they stay afloat because of the buoyant force exerted on them by the
water.
Below is a diagram of a container ship floating in the water. Its weight is represented by a downward
arrow and a negative number because the weight exerts a downward force on the boat. The buoyant
force of the water balances out the weight of the ship, so the ship can float. Describe an arrow that
would represent the buoyant force. What value should be associated with this arrow? Explain how this
situation relates to the concept of combining a number with its additive inverse.

Answers

Answer:

An object that weighs 100 tons and is floating is displacing exactly 100 tons of the fluid, and the buoyant force on it is 100 tons. The vertical forces on it are balanced (add up to zero), and that's why it isn't accelerating up or down.

Step-by-step explanation:

Correct me if im wrong

Michael is doing an underwater handstand. His feet are sticking up 0.5 meters above the surface of the water. Michael's hands are 1.8 meters directly below his feet.

What is the position of Michael's hands relative to the surface of the water?

Group of answer choices
A. 1.8 meters

B. 1.3 meters

C. 0.5 meters

D. -0.5 meters

E. -1.3 meters

F. -1.8 meters

Answers

Answer: 1.3 Meters or B

Step-by-step explanation:

To answer this question, it must be noted first that the reference points of the given distances in this item is (1) the surface of the water and (2) the feet. We are given with the distance from the hand to the feet, 1.8 m, and from the feet to the surface of the water, 0.5 m. To get the distance from the hands to the surface of the water, we just have to subtract the given distances giving us an answer of 1.3 m.

Answer:

e. -1.3 meters

Step-by-step explanation:

subtract 1.8 by 0.5 and you get 1.3 since youre below water level youd put - in front of 1.3 since its negative

y=5/2x−8
−5x+2y=−16


How many solutions does this linear system have?


one solution: (0, –8)

infinite number of solutions

no solution

one solution: (2, -3)

Answers

One solution: (0,-8) is the answer
The answer will be 0,-8

In one day, the cell phone store sold 14 phones per hour. There are 8 hours in the business day. How many phones were sold on this day?

Answers

Answer:

112 phones sold

Step-by-step explanation:

14x8=112

Hope this help:)

14x8= then you can get 112 EASSYYY PZ

The figure below shows three quadrilaterals on a coordinate grid:

A coordinate grid is shown from positive 8 to negative 8 on the x-axis and from positive 8 to negative 8 on the y-axis. An image of a rectangle labeled P is shown on ordered pair negative 1, negative 1 and negative 3, negative 1 and negative 3, negative 2 and negative 1, negative 2. Another image of a rectangle labeled Q is shown on ordered pair negative 2, negative 2 and negative 6, negative 2 and negative 6, negative 4 and negative 2, negative 4. Another image of a rectangle labeled R is shown on ordered pair 1, 1 and 1, 2, and 3 , 2 and 3, 1.

Which of the following statements is true about the three quadrilaterals?

Q and R are similar and congruent.
Q and P are similar and congruent.
P and R are similar but not congruent.
P and Q are similar but not congruent.

Answers

Answer: con

Step-by-step explanation:

b. Write a division equation that represents the question: how many 3/8s are in 5/4?

please answer ASAP (i need the equation and anwser)

Answers

Answer:

3/8 * 4/5 = 3/10

Step-by-step explanation:

Keep change flip. If you multiply 3/8 by 4/5 you get 12/40 and if you simplify you get 3/10. 0.3 as a decimal. Hope this helps let e know if correct!!

Answer:

3/8 * 4/5 = 3/10

Step-by-step explanation:

Hope this helps

Express 60% as a decimal
a. 0.4 b. 0.06 c. 0.65 d. 0.6 please explain

Answers

Answer: D. 0.6

Step-by-step explanation:

need help! pls and thank youu...

Which sequence of transformations creates a similar, but not congruent, triangle?

A) Rotation and translation
B) Reflection and rotation
C) Dilation and rotation
D) Translation and reflection

Answers

Answer:

C) Dilation and rotation

Step-by-step explanation:

Dilation changes the size of the shape (how big or small the shape is), rather then changing the shape itself (into a completely different shape). The other options are transformations, but they only move the shape along the graph, nothing else.  Hope this helps!

Please help me. Answer the question please.

Answers

Answer:  (- 7 )

Step-by-step explanation:

[tex](\frac{7}{8} )(-16) (-7) (-\frac{1}{14} )[/tex][tex](\frac{7}{8} )(-\frac{16}{1}) (-\frac{7}{1} ) (-\frac{1}{14} )[/tex]

simplify numerators and denominators.

we get (-7)

Can someone please help

Answers

Answer:

32x + 80 = y (Question 10)

240 (Question 11)

Answer:

Retake the pictures they’re blurry

Step-by-step explanation:

From 11:15 to 11:30 AM, a whale’s elevation changed from –80 meters to –101 meters. If the whale’s elevation is changing at a constant rate, what time was the whale’s elevation –94 meters?

Answers

11:25 is correct because 15 minutes pass between 11:15 and 11:30. In those 15 minutes the whale rose 21ft. the Unit rate is 1.4m/ min.
The distance between -80 and -94 is 14 meters. At a rate of 1.4m/min it will take the whale 10 mins to reach -94m. Whale started at -80 at 11:15, and ten mins after that is 11:25

The time was 11:25 the whale’s elevation is 94 meters because 15 minutes elapse between 11:15 and 11:30.

What is the rate?

A rate is a type of ratio that compares two values with distinct units. A rate is expressed as a fraction.

As per the given question,

From 11:15 to 11:30 AM, a whale’s elevation changed from –80 meters to –101 meters.

The whale climbed 21 feet in 15 minutes. The unit rate is 1.4 meters per minute.

There are 14 meters between -80 and -94. The whale will take 10 minutes to reach -94m at a speed of 1.4m/min. The whale began at -80 at 11:15, and 10 minutes later it is 11:25.

Thus, the time was 11:25 the whale’s elevation is 94 meters because 15 minutes elapse between 11:15 and 11:30.

To learn more about the rate click here :

https://brainly.com/question/12786410

#SPJ2

Which expression is equivalent to 3.6 × 3.6 × 3.6 × 3.6?




A 34 × 64
B 363
C 3.6 × 4
D 3.64

Answers

The answer i believe is C

Answer:

C) 3.6 × 4

Step-by-step explanation:

do 3.6 *3.6*3.6*3.6= 167.9616

and your basically just multiplying 4 times so do 3.6*4

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