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OpenStudy (anonymous):
x = 0.8x + 72 Solve. Please .
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OpenStudy (anonymous):
i don't like working with decimals or fractions so multiply the whole equation by 10 to get: 10x = 8x + 720 subtract 8x from both sides; then divide by the coefficient of x to both sides.. that will solve for x... :)
OpenStudy (anonymous):
Why did you use 10 though?
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