8.9(7c-4)=-22.5

Solution for 8.9(7c-4)=-22.5 equation:

Simplifying
8.9(7c + -4) = -22.5

Reorder the terms:
8.9(-4 + 7c) = -22.5
(-4 * 8.9 + 7c * 8.9) = -22.5
(-35.6 + 62.3c) = -22.5

Solving
-35.6 + 62.3c = -22.5

Solving for variable 'c'.

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

Add '35.6' to each side of the equation.
-35.6 + 35.6 + 62.3c = -22.5 + 35.6

Combine like terms: -35.6 + 35.6 = 0.0
0.0 + 62.3c = -22.5 + 35.6
62.3c = -22.5 + 35.6

Combine like terms: -22.5 + 35.6 = 13.1
62.3c = 13.1

Divide each side by '62.3'.
c = 0.2102728732

Simplifying
c = 0.2102728732