Question

What would you do isolate the variable in the equation below,using only one step?

X-3=7

Select the correct answer below.

A.add 7 to both sides

B. Subtract 3 from both sides of the equation

C.add 3 to the left, 7 to the right.

D.add 3 to both sides

Answer 1

The answer would be D) Add 3 to both sides or the fourth option because if we add three to both sides and then add seven and three together then we get our answer which is x = 10 since 10 - 3 = 7.