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Solve for x please help?

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3x + 8 = 2(15 - x) + 3

asked Feb 11, 2014 in PRE-ALGEBRA by abstain12 Apprentice
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1 Answer

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Given equation 3x+8 = 2(15-x)+3

3x+8 = 30-2x+3

Add 2x to each side.

3x+2x+8 = 30-2x+2x+3

5x+8 = 33

Subtract 8 from each side.

5x+8-8 = 33-8

5x = 25

Divide to each side by 5.

5x/5 = 25/5

Solution x = 5

 

answered Feb 12, 2014 by friend Mentor

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