Question

Solve for x in the equation x + 10 = 15.

A. x = 25
B. x = 5
C. x = −5
D. x = 10

Answer 1

x+10=15

Isolate x by subtracting 10 from both sides
x+10-10=15-10
x=5

Final answer: B

Check by plugging the value in
5+10=15
True

Answer 2

The answer is B. X=5