4.2 less than the sum of 12 and a number

Answers

Answer 1
12+a-4.2
Because sum is adding
And less than is subtracting

Related Questions

PLEASE HELP ASAP NO LINKS PLEASE!!!!!!!!HELPPPP!!!!!

Answers

The area formula for a circle is π1.9 to the second power giving the value of 3.61 pi

Can Complementary angles be supplementary?
(Give me an explanation plss!!)

Answers

For both complementary and supplementary angle...” No. For both complementary and supplementary angles, you can only have 2 angles and both of them must have positive measure. 1 or 3 or 4 angles can't be complementary or supplementary.

Answer:

go to this it should explain to u

Step-by-step explanation:

https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-angles/v/complementary-and-supplementary-angles

A pizza with a diameter of 13 inches is cu to to 12 equal slices.

Answers

Jayden 44.2433333 inches squared

Carson 55.3041665 inches squared

Step-by-step explanation:

pls pls pls, I beg you to answer this question only if you know the correct answer please please please I beg you please I beg you no n no no no link

Answers

Answer:

fist silde =is 15,4,25

second slide is=18

third slide is=15,31,25

Step-by-step explanation:

sorry i cant get the 4th and 5th ones. but i mean you can mark me brainliest.

hope you have a great day and god loves u<3

Answer:

6..... left side: 4, right side: 15 and 25 7.... 18 centimeters 8..... left side: 15 and 25, right side: 28 9..... 8 weeks 10.... left side: 20, right side: 27, 45.

Step-by-step explanation:

I hope this helped you! I would write the explanation for each problem but that would take to long.

Which of the following is equivalent to 16 ^3/4

Answers

Answer:

83/5

Step-by-step explanation:

83/5 would be equivalent to 16 3/4.

Answer:

8, or B on Edge.

Just took the quiz. Have a great day

Write a rule in function notation to describe the transformation that is a reflection across the x-axis.

Answers

Answer:

R(x, y) = (x, -y)

Step-by-step explanation:

When we have a reflection across some line, the distance between the original point and the reflected point to the line is invariant.

For a reflection around the x-axis, the x-value is invariant, then the only value that can change is the y-value.

So if we have a point like (4, 7)

Which is at a distance of 7 units to the x-axis, the only other point that is also at a distance of 7 units to the x-axis that has the same x-value is (4, -7)

Here we already can see the rule.

If we have a point (x, y), the reflection across the x-axis gives us the point (x. -y)

Then we can write this reflection as a function in the next way:

R(x, y) = (x, -y)

This means that if the input is the point (x, y), the output is the point (x, -y)

67x6+(35÷5)Please help this is hard

Answers

Answer: 409

Step-by-step explanation:

67x6+(35÷5)

402+7= 409

Answer:

409

Step-by-step explanation:

all u do is do 35 divided by 5 which =7

then you do 67 times 6 which = 402

then you do 402 + 7 which = 409

If beaver family one can cut down and 20" tree in 15 minutes and family two can cut down a tree 3 times the size in twice as long how long will it take the second beaver family to cut down a 20" tree

Answers

Answer:

10 minutes

Step-by-step explanation:

Beaver family 2 can cut down 60'' (20 x 3) tree in 30 (15 x 2) minutes

In one minute, beaver family 2 would cut down 60/30 = 2'' tree

time to cut down 20'' tree = 20/2 = 10 minutes

Find the missing side. Round to the nearest tenth.

Answers

Answer:

Solution given:

relationship between base and hypotenuse is given by sin angle

sin angle =b/h

cos55=16/x

x=16/cos55°=27.89=28 is your answer .

Three friends compare the balances in their checking accounts.

The balance in Al's account is $32.60.The balance in Dee's account is 34
the balance in Al's account.
The balance in Zac's account is $49.08 less than the balance in Dee's account.

What is the balance in Zac's account?

Answers

Is the balance is dee’s account 34% less then AL’s and also don’t trust anyone who tells you to click on a link it’s a virus

3. A circle with center (0,0) has a y-intercept at (3,0).
Find the equation of the circle.

Answers

Answer:

x^2 + y^2 = 9

Step-by-step explanation:

The standard equation of a circle with center at (h, k) and radius r is

(x - h)^2 + (y - k)^2 = r^2.  Here h = 0, k = 0, x = 3 and y = 0:

(3 - 0)^2 + (0 - 0)^2 = r^2, or

9 = r^2.  Thus, the radius is 3.

The equation of this circle is (x - 0)^2 + (y - 0)^2 = 9, or

x^2 + y^2 = 9

Please help out it’s math homework thank you for all your help !

Answers

Answer:

71°

Step-by-step explanation:

Remember, all the interior angles of a triangle add up to 180 degrees. Therefore, we can find the value of x by subtracting the values of the other angles from 180:

x=180-82-27

x=71

elp pls I need elp pls pls

Answers

Answer:

I think the answer is A if its not im sorry

Step-by-step explanation:

w h a t, i s, t h i s . . ?

Answers

Best bet chose E 3^x*x

find the mode of 2,7,2,1,5,1,2​

Answers

Answer:

2

Step-by-step explanation:

Mode means the number in an array that is the most common. The most common number (mode) in this array is 2, with 3 entries.

can anyone help me and place them in their correct spot?

Answers

Answer:

(9^2) --- Because 9*9 = 81

(9)

you got this one right (2x-8)

X= -8

Simplify the following expression.
4(3x+6)-(5x-9+2k)

Answers

Answer:

−2k+7x+33

Step-by-step explanation:


A box in the shape of a rectangular prism has the dimensions shown. What is the length of the interior diagonal of the box? Round to the nearest tent
Enter your answer in the box.

Answers

Answer:

141.4 cm

Step-by-step explanation:

Refer to the notations in the attached photo,

AG = d

Using Pythagoras Theorem:

In triangle ABC,

AC

=[tex] \sqrt{ {60}^{2} + {80}^{2} } [/tex]

=[tex] \sqrt{3600 + 6400} [/tex]

=[tex] \sqrt{10000} [/tex]

= 100 cm

∴ AC is 100 cm.

In triangle ACG,

d

=[tex] \sqrt{ {100}^{2} + {100}^{2} } [/tex]

=[tex] \sqrt{10000 + 10000} [/tex]

=[tex] \sqrt{20000} [/tex]

= 141.4 cm (cor. to the nearest tenth)

please don't give me downloaded answer on WinZip, it doesn't work on my device. need help with area and perimetre

Answers

Answer:

Perimeter = 64m

Step-by-step explanation:

I can only help for Perimeter.

12+20+12+8+8+4=64m

Anyone help me pls :(

Answers

Answer:

1 - G;

2 - R;

3 - E;

4 - D;

5 - T;

6 - J;

7 - O;

8 - B;

Step-by-step explanation:

The formula for calculating the sum of interior angles is ( n − 2 ) * 180 ∘ where n is the number of sides.

1) (4 - 2) * 180 = 360 therefore X + 100 + 118 + 53 = 360  =>  X = 360 - 100 - 118 - 53 = 89   =>   X = 89

2) (5 - 2) * 180 = 540  => 90 + 90 + X + 128 + X = 540 => 2*X = 540 - 90 - 90 - 128 = 232   =>   X = 116

3) (6 - 2) * 180 = 720 => 101 + 126 + X + 96 + 147 + 135 = 720 => X = 720 - 101 - 126 - 96 - 147 - 135 = 115   =>   X = 115

4) (9 - 2) * 180 = 7 * 180, since all angles are equal the answer is 7 * 180 / 9 = 7 * 20 = 140    =>   X = 140

5) (5 - 2) * 180 = 540 => 90 + 131 + 102 + X + 145 = 540 => X = 540 - 90 - 131 - 102 - 145 = 72   =>   X = 72

6) Since the sum of the linear pair angles equal 180, X = 180 - 70 = 110 => X = 110

7) (4 - 2) * 180 = 360; Linear pair angle for 73 is 180 - 73 = 107, that means X + 102 + 39 + 107 = 360  =>  X = 360 - 102 - 39 - 107 = 112   =>   X = 112

8) (5 - 2) * 180 = 540;  Linear pair angle for 84 is 180 - 84 = 96;  Linear pair angle for 79 is 180 - 79 = 101;  Linear pair angle for 34 is 180 - 34 = 146; so X + 90 + 96 + 101 + 146 = 540   =>   X = 540 - 90 - 96 - 101 - 146 = 107  => X = 107

please answer!!!! :D

Answers

It’s the second one but if I’m not right I’m sorry

How do I solve for a and b

Answers

Tbh it doesn’t make much sense for me I think both a and b are 180 Bc a straight line equals 180 and half a circle which is mhlk equals 180 as well

A triangle has sides with lengths of 3 millimeters, 4 millimeters, and 5 millimeters. Is it a right triangle?

Answers

Answer:

yes

Step-by-step explanation:

it's a rule that 3,4,5 is a right triangle but use pathagorean to prove

3x3 + 4x4 = 5x5

9+16 = 25

Can someone really help me!

Answers

Answer:

Step-by-step explanation:

 3x - (3x) - 2 = 3x + 3x - 2    {Combine like terms}

                       = 6x - 2    

I-100I + 3x - [-4x] = 100 + 3x + 4x

                            = 100 + 7x

I -100 I  means absolute value of 100 = 100

Payday loans are typically $15 charge with an interest rate of 10% over a 2 wk period which variables in the interest formula are known

Answers

Answer:

Time = period of loan

Interest amount = $15

Interest rate = 10%

Step-by-step explanation:

Given:

Charge on loan = interest = $15

Interest rate on loan = 10%

Loan period = 2 weeks

The interest formula is given by the relation :

Interest = Principal * rate * time

Using the interest equation given :

The known variables Given in the question are :

Time = period of loan

Interest amount = $15

Interest rate = 10%

Find the value of z.

Answers

Answer:

Use Pythagoras Theorem

Find the value of x and y that will make each quadrilateral a parallelogram.​

Answers

Answer:

x=29, y=8

Step-by-step explanation:

3x=87

x=29

alternate angles are always equal

9y=72

y=8

the lengths of both of the lines are equal because they are opposite each other/ symmetrical

Answer:

Step-by-step explanation:

uwuwuwuwuwuwuw

Find the center and the radius of the circle with the equation x^2-4x+y^2-12y+31=0

Answers

C: Center: (2, 6)Radius: 3

There are 58 people in a store. 10 of them are employees. 6 come out, 4 come in. 16 leave, and 7 enter

Answers

Answer:

47 people

Explanation:

58 - 6 + 4 -16 + 7 = 47

Find the equation of the straight line having a slope root 3 and passing through the point(-1,5)​

Answers

Given:

Slope of a straight line is [tex]\sqrt{3}[/tex].

The line passing through the point (-1,5).

To find:

The equation of the straight line.

Solution:

The point slope form of a line is:

[tex]y-y_1=m(x-x_1)[/tex]

Where, m is the slope and [tex](x_1,y_1)[/tex] is the point.

The line passing through the point (-1,5) with slope [tex]\sqrt{3}[/tex]. So, the equation of the line is:

[tex]y-5=\sqrt{3}(x-(-1))[/tex]

[tex]y-5=\sqrt{3}(x+1)[/tex]

[tex]y=\sqrt{3}x+\sqrt{3}+5[/tex]

Therefore, the equation of the straight line is [tex]y=\sqrt{3}x+\sqrt{3}+5[/tex].

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