Answer:

Step-by-step explanation:

We know that it must equal 9, and that we do x•x-x+6 and find the square root
Answer:
Its really simple look it up at some site
10% of 120 = 12
12 x 7 = 84
70% = 84
120 x 70 = 8400
8400 / 100 = 84
It’s either showing you that both sides of the equation equal to the same thing or that you can find 70% of 120 by using the steps on the right