42.91=8g+3.87

Solution for 42.91=8g+3.87 equation:

Simplifying
42.91 = 8g + 3.87

Reorder the terms:
42.91 = 3.87 + 8g

Solving
42.91 = 3.87 + 8g

Solving for variable 'g'.

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

Add '-8g' to each side of the equation.
42.91 + -8g = 3.87 + 8g + -8g

Combine like terms: 8g + -8g = 0
42.91 + -8g = 3.87 + 0
42.91 + -8g = 3.87

Add '-42.91' to each side of the equation.
42.91 + -42.91 + -8g = 3.87 + -42.91

Combine like terms: 42.91 + -42.91 = 0.00
0.00 + -8g = 3.87 + -42.91
-8g = 3.87 + -42.91

Combine like terms: 3.87 + -42.91 = -39.04
-8g = -39.04

Divide each side by '-8'.
g = 4.88

Simplifying
g = 4.88