-3g-(-8g)=-20

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Solution for -3g-(-8g)=-20 equation: 


Simplifying
-3g + -1(-8g) = -20

Remove parenthesis around (-8g)
-3g + -1 * -8g = -20

Multiply -1 * -8
-3g + 8g = -20

Combine like terms: -3g + 8g = 5g
5g = -20

Solving
5g = -20

Solving for variable 'g'.

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

Divide each side by '5'.
g = -4

Simplifying
g = -4

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