-4+13c=-7(3c+20)

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Solution for -4+13c=-7(3c+20) equation:


Simplifying
-4 + 13c = -7(3c + 20)

Reorder the terms:
-4 + 13c = -7(20 + 3c)
-4 + 13c = (20 * -7 + 3c * -7)
-4 + 13c = (-140 + -21c)

Solving
-4 + 13c = -140 + -21c

Solving for variable 'c'.

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

Add '21c' to each side of the equation.
-4 + 13c + 21c = -140 + -21c + 21c

Combine like terms: 13c + 21c = 34c
-4 + 34c = -140 + -21c + 21c

Combine like terms: -21c + 21c = 0
-4 + 34c = -140 + 0
-4 + 34c = -140

Add '4' to each side of the equation.
-4 + 4 + 34c = -140 + 4

Combine like terms: -4 + 4 = 0
0 + 34c = -140 + 4
34c = -140 + 4

Combine like terms: -140 + 4 = -136
34c = -136

Divide each side by '34'.
c = -4

Simplifying
c = -4

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