Answer:
The equation would be 7.50x + 15=90
Step-by-step explanation:
So the the total you are trying to find is 90. So the equation would equal 90. Now since we are trying to find a unknown variable we use x. This results in 7.50x. Now 15 is a known variable so it will just stay the same. The amount of hours would be 10.
Answer:
-10x
Step-by-step explanation:
85 is the answer. 2+ 78 = 80 + 5 += 85.
Answer:
x=125
Step-by-step explanation:
Answer: dilation
Step-by-step explanation:
It changes size