Question

10. If 15 - x = 4, then x =
A. -21
B. -11
C. 1
D. 11

Answer 1

D

Explanation:

15-x=4

Subtract 15 from both sides

leaves you with

-x=-11

x=11

Answer 2

Hey there! :)

15 - x = 4

Subtract 15 from both sides.

-x = 4 - 15

Simplify.

-x = -11

Divide both sides by -1.

-x ÷ -1 = -11 ÷ -1

x = 11

Therefore, your answer is D. 11

~Hope I helped! :)