7=-1(c-10)-13

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Solution for 7=-1(c-10)-13 equation:


Simplifying
7 = -1(c + -10) + -13

Reorder the terms:
7 = -1(-10 + c) + -13
7 = (-10 * -1 + c * -1) + -13
7 = (10 + -1c) + -13

Reorder the terms:
7 = 10 + -13 + -1c

Combine like terms: 10 + -13 = -3
7 = -3 + -1c

Solving
7 = -3 + -1c

Solving for variable 'c'.

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

Add 'c' to each side of the equation.
7 + c = -3 + -1c + c

Combine like terms: -1c + c = 0
7 + c = -3 + 0
7 + c = -3

Add '-7' to each side of the equation.
7 + -7 + c = -3 + -7

Combine like terms: 7 + -7 = 0
0 + c = -3 + -7
c = -3 + -7

Combine like terms: -3 + -7 = -10
c = -10

Simplifying
c = -10

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