Solving One-Step Equations: Addition and Subtraction
Question 7 • SC-Mathematics 6
What should you do to solve the equation?45 = x + 38
Answer
A
Subtract 38 from both sides.
B
Add 38 to both sides.
C
Subtract 45 from both sides.
D
Add 45 to both sides.
Explanation
To isolate x in 45 = x + 38, undo the addition of 38 by subtracting 38 from both sides. This gives 45 − 38 = x, so the correct choice is “Subtract 38 from both sides.”
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