20=8g-7g

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Solution for 20=8g-7g equation:


Simplifying
20 = 8g + -7g

Combine like terms: 8g + -7g = 1g
20 = 1g

Solving
20 = 1g

Solving for variable 'g'.

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

Add '-1g' to each side of the equation.
20 + -1g = 1g + -1g

Combine like terms: 1g + -1g = 0
20 + -1g = 0

Add '-20' to each side of the equation.
20 + -20 + -1g = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -1g = 0 + -20
-1g = 0 + -20

Combine like terms: 0 + -20 = -20
-1g = -20

Divide each side by '-1'.
g = 20

Simplifying
g = 20

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