-G+30-(2G+G)=

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Solution for -G+30-(2G+G)= equation:


Simplifying
-1G + 30 + -1(2G + G) = 0

Combine like terms: 2G + G = 3G
-1G + 30 + -1(3G) = 0

Remove parenthesis around (3G)
-1G + 30 + -1 * 3G = 0

Multiply -1 * 3
-1G + 30 + -3G = 0

Reorder the terms:
30 + -1G + -3G = 0

Combine like terms: -1G + -3G = -4G
30 + -4G = 0

Solving
30 + -4G = 0

Solving for variable 'G'.

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

Add '-30' to each side of the equation.
30 + -30 + -4G = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -4G = 0 + -30
-4G = 0 + -30

Combine like terms: 0 + -30 = -30
-4G = -30

Divide each side by '-4'.
G = 7.5

Simplifying
G = 7.5

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