3x-2(-7x-3)=142

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Solution for 3x-2(-7x-3)=142 equation:


Simplifying
3x + -2(-7x + -3) = 142

Reorder the terms:
3x + -2(-3 + -7x) = 142
3x + (-3 * -2 + -7x * -2) = 142
3x + (6 + 14x) = 142

Reorder the terms:
6 + 3x + 14x = 142

Combine like terms: 3x + 14x = 17x
6 + 17x = 142

Solving
6 + 17x = 142

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 + 17x = 142 + -6

Combine like terms: 6 + -6 = 0
0 + 17x = 142 + -6
17x = 142 + -6

Combine like terms: 142 + -6 = 136
17x = 136

Divide each side by '17'.
x = 8

Simplifying
x = 8

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