141=-5r+7(6-4r)

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Solution for 141=-5r+7(6-4r) equation:


Simplifying
141 = -5r + 7(6 + -4r)
141 = -5r + (6 * 7 + -4r * 7)
141 = -5r + (42 + -28r)

Reorder the terms:
141 = 42 + -5r + -28r

Combine like terms: -5r + -28r = -33r
141 = 42 + -33r

Solving
141 = 42 + -33r

Solving for variable 'r'.

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

Add '33r' to each side of the equation.
141 + 33r = 42 + -33r + 33r

Combine like terms: -33r + 33r = 0
141 + 33r = 42 + 0
141 + 33r = 42

Add '-141' to each side of the equation.
141 + -141 + 33r = 42 + -141

Combine like terms: 141 + -141 = 0
0 + 33r = 42 + -141
33r = 42 + -141

Combine like terms: 42 + -141 = -99
33r = -99

Divide each side by '33'.
r = -3

Simplifying
r = -3

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