5x - 2x = 63 + 57
3x = 120
x = 40
Answer:
Five bags of dog food costs $21.25.
Step-by-step explanation:
We can solve using proportions.

Answer: We are supped to solve for y so it will be division because that's the inverse for x. so: x/4 is your answer.
Answer:
I'm not sure. have you tried googling? Also where is comments on this site I'm kinda new
Step-by-step explanation:
B. The square root of 180 and 3 the square root of 20 are equal