8x+7+4x-1=144

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Solution for 8x+7+4x-1=144 equation:


Simplifying
8x + 7 + 4x + -1 = 144

Reorder the terms:
7 + -1 + 8x + 4x = 144

Combine like terms: 7 + -1 = 6
6 + 8x + 4x = 144

Combine like terms: 8x + 4x = 12x
6 + 12x = 144

Solving
6 + 12x = 144

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 12x = 144 + -6

Combine like terms: 6 + -6 = 0
0 + 12x = 144 + -6
12x = 144 + -6

Combine like terms: 144 + -6 = 138
12x = 138

Divide each side by '12'.
x = 11.5

Simplifying
x = 11.5

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