Question

Solve. Show all work.
40 = x - 10

Answer 1

x = 50

Explanation:

40 = x - 10

subtract/add (always do the opposite so we would add 10)

50 = x

there's your answer

Answer 2

x=50

Explanation:

40=x-10

Add 10 to both sides to isolate x

• 40+10=x

Solve.

• 50=x

Checking the solution

• 40=50-10
• 40=40