7-9(-5c-7)=

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Solution for 7-9(-5c-7)= equation:


Simplifying
7 + -9(-5c + -7) = 0

Reorder the terms:
7 + -9(-7 + -5c) = 0
7 + (-7 * -9 + -5c * -9) = 0
7 + (63 + 45c) = 0

Combine like terms: 7 + 63 = 70
70 + 45c = 0

Solving
70 + 45c = 0

Solving for variable 'c'.

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

Add '-70' to each side of the equation.
70 + -70 + 45c = 0 + -70

Combine like terms: 70 + -70 = 0
0 + 45c = 0 + -70
45c = 0 + -70

Combine like terms: 0 + -70 = -70
45c = -70

Divide each side by '45'.
c = -1.555555556

Simplifying
c = -1.555555556

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