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Grade-4
Solve for the Variable - One-Step Subtraction Equation
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Solve the equation for variable R
31 - R = 25
Explanation
31 - R = 25
Add R on both sides we get:
31 - R + R = 25 + R
31 = 25 + R
Now, subtract 25 from both sides
31 – 25 = 25 – 25 + R
6 = R
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