5(x)+7(x)=5400

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Solution for 5(x)+7(x)=5400 equation: 


Simplifying
5(x) + 7(x) = 5400

Combine like terms: 5x + 7x = 12x
12x = 5400

Solving
12x = 5400

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Divide each side by '12'.
x = 450

Simplifying
x = 450

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