(5x-3)+(8x-9)=131

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Solution for (5x-3)+(8x-9)=131 equation:


Simplifying
(5x + -3) + (8x + -9) = 131

Reorder the terms:
(-3 + 5x) + (8x + -9) = 131

Remove parenthesis around (-3 + 5x)
-3 + 5x + (8x + -9) = 131

Reorder the terms:
-3 + 5x + (-9 + 8x) = 131

Remove parenthesis around (-9 + 8x)
-3 + 5x + -9 + 8x = 131

Reorder the terms:
-3 + -9 + 5x + 8x = 131

Combine like terms: -3 + -9 = -12
-12 + 5x + 8x = 131

Combine like terms: 5x + 8x = 13x
-12 + 13x = 131

Solving
-12 + 13x = 131

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 13x = 131 + 12

Combine like terms: -12 + 12 = 0
0 + 13x = 131 + 12
13x = 131 + 12

Combine like terms: 131 + 12 = 143
13x = 143

Divide each side by '13'.
x = 11

Simplifying
x = 11

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