Answer:
x = 21
Step-by-step explanation:
3x + 18 + 4x + 15 = 180
7x + 33 = 180
7x = 147
x = 21
Answer:
4
Step-by-step explanation:
Divide 28 by 4 to get 7
You can perform all kind of operation that are one the inverse of the other, so that the value won't change. For example, you can multiply and divide by 2:

Or add and subtract 5:

Answer:
C.
Step-by-step explanation:
3 times 2 is 6, 2 times 5 is 10, 5 times 3 is 15. However you need 2 for each since there are 3 sets of two equal faces. So it will be 6+6+10+10+15+15
Hello,
First you have to multiply $275,000 x 30 x 6% = $495,000.
then 495,000 x 6% = 29,700.
That is the answer it is between 25,000 - 45,000....
Hope I Helped!!!