x-3(-5x-4)=140

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Solution for x-3(-5x-4)=140 equation:


Simplifying
x + -3(-5x + -4) = 140

Reorder the terms:
x + -3(-4 + -5x) = 140
x + (-4 * -3 + -5x * -3) = 140
x + (12 + 15x) = 140

Reorder the terms:
12 + x + 15x = 140

Combine like terms: x + 15x = 16x
12 + 16x = 140

Solving
12 + 16x = 140

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 + 16x = 140 + -12

Combine like terms: 12 + -12 = 0
0 + 16x = 140 + -12
16x = 140 + -12

Combine like terms: 140 + -12 = 128
16x = 128

Divide each side by '16'.
x = 8

Simplifying
x = 8

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