4(3-4r)=124

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Solution for 4(3-4r)=124 equation: 


Simplifying
4(3 + -4r) = 124
(3 * 4 + -4r * 4) = 124
(12 + -16r) = 124

Solving
12 + -16r = 124

Solving for variable 'r'.

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

Add '-12' to each side of the equation.
12 + -12 + -16r = 124 + -12

Combine like terms: 12 + -12 = 0
0 + -16r = 124 + -12
-16r = 124 + -12

Combine like terms: 124 + -12 = 112
-16r = 112

Divide each side by '-16'.
r = -7

Simplifying
r = -7

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