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Mathematics 10 Online
OpenStudy (anonymous):

5(x + 8) = 7(x − 2)

sam (.sam.):

x=27

OpenStudy (anonymous):

sam is right.

sam (.sam.):

Multiply 7 by each term inside the parentheses. 5(x+8)=7x-14 Multiply 5 by each term inside the parentheses. 5x+40=7x-14 Move all terms not containing x to the righthand side of the equation. -2x+40=-14 Move all terms not containing x to the right-hand side of the equation. -2x=-54 Divide each term in the equation by -2. x=27

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