SOLUTION: given: 4x+6 over 2 = 9 prove: x=3

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Question 257760: given: 4x+6 over 2 = 9
prove: x=3
Answer by dabanfield(803) About Me  (Show Source):
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given: 4x+6 over 2 = 9
prove: x=3
(4*x + 6)/2 = 9
Multiply both sides of the equation by 2:
2*(4*x + 6)/2 = 9*2
4*x + 6 = 18
Subtract 6 from both sides:
4*x = 12
Divide both sides by 4:
x = 3