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

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


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

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

Reorder the terms:
-12 + 4x + 15x = 140

Combine like terms: 4x + 15x = 19x
-12 + 19x = 140

Solving
-12 + 19x = 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 + 19x = 140 + 12

Combine like terms: -12 + 12 = 0
0 + 19x = 140 + 12
19x = 140 + 12

Combine like terms: 140 + 12 = 152
19x = 152

Divide each side by '19'.
x = 8

Simplifying
x = 8

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