3x-5(-x-18)=170

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Solution for 3x-5(-x-18)=170 equation:


Simplifying
3x + -5(-1x + -18) = 170

Reorder the terms:
3x + -5(-18 + -1x) = 170
3x + (-18 * -5 + -1x * -5) = 170
3x + (90 + 5x) = 170

Reorder the terms:
90 + 3x + 5x = 170

Combine like terms: 3x + 5x = 8x
90 + 8x = 170

Solving
90 + 8x = 170

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 8x = 170 + -90

Combine like terms: 90 + -90 = 0
0 + 8x = 170 + -90
8x = 170 + -90

Combine like terms: 170 + -90 = 80
8x = 80

Divide each side by '8'.
x = 10

Simplifying
x = 10

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