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Gnesinka [82]
3 years ago
9

Evaluate the expression give the value of the variable.. 11+r;r=7

Mathematics
1 answer:
Tasya [4]3 years ago
7 0
The answer wouls be 18 because you replace r with 7 and the your equation becomes 11+7 which equals 18
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A hotel has a pool in the shape of a rectangle. The pool is 8 m long, 3 m wide, and 2,000 cm deep. What is the volume of the poo
Maslowich
Ok, first you need to change the 2,000 cm into meters and then you just multiply all the sides.
4 0
4 years ago
What is the answer for this problem -8 - -2 = ?
VashaNatasha [74]

Answer:

if im not wrong im pretty sure its -6

explanation: -8 - -2 = -6

8 0
3 years ago
Read 2 more answers
Help me PLEASE!!!!!<br><br> 3x = 27<br><br> x = ? <br><br> Thank you!!
steposvetlana [31]
We will use the INVERSE OPERATION of multiplication which is division. Lets do it:-

3x = 27
27 ÷ 3 = x
27 ÷ 3 = 9
x = 9

CHECK OUR WORK:-

3x = 27
x = 9
3 · 9 = 27
We were RIGHT!!!!!

So, x = 27.

Hope I helped ya!!! xD
6 0
3 years ago
Read 2 more answers
What is the value of X?<br><br> x=
Sever21 [200]

Answer:

x=12

Step-by-step explanation:

All of the sides are the same length.

5x-22=4x-10=3x+2

5x-22=4x-10

x=12

3 0
4 years ago
Need help on this please
scoundrel [369]

Answer:

It's D

Step-by-step explanation:

2t - 30(\frac{1}{5}) = 20

2t - \frac{30}{1} (\frac{1}{5}) = 20

2t - \frac{30}{5} = 20

2t - 6 = 20

2t - 6 + 6 = 20 +6

2t = 26

\frac{2t}{2} = \frac{26}{2}

t = 13

8 0
3 years ago
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