Intro to Algebra
1-Step Equation with Addition (x + 15 = 55)
Video ID: cmdn002
The goal, as always, is to isolate or "solve for" the variable. You can undo any addition or subtraction using inverse operations. This will complete the problem.
1. Undo the +15: Subtract 15 from boths sides.
Solved: x = 40
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eddie12323 4 years ago
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dancingfish202 4 years ago 2