Question

3X+7=X+25 SOLVE FOR X.

A.9
B.25
C.34
68.

Answer 1

3 x 9 + 7 = 34
9 + 25 = 34

Answer 2

3X+7=X+25
Subtract x from both sides so that the variable x is only on one side
2x + 7=25
Subtract 7 from 25
2x=18
Divide 2 on both sides so that the only thing on the left side is the variable x.
Final Answer: x=9 * And so the answer is A. 9