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Grade-4
Solve for the Variable - One-Step Addition and Subtraction Equation
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Solve the equation for variable N
37 - N = 15
Explanation
37 - N = 15
Add N on both sides we get:
37 - N + N = 15 + N
37 = 15 + N
Now, subtract 15 from both sides
37 – 15 = 15 – 15 + N
22 = N
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