Solve for x
x = \frac{100}{13} = 7\frac{9}{13} \approx 7.692307692
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4x+3x+3x+3x=100
Combine x and 3x to get 4x.
7x+3x+3x=100
Combine 4x and 3x to get 7x.
10x+3x=100
Combine 7x and 3x to get 10x.
13x=100
Combine 10x and 3x to get 13x.
x=\frac{100}{13}
Divide both sides by 13.
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