-192=-7(6-6r)+8r

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Solution for -192=-7(6-6r)+8r equation:


Simplifying
-192 = -7(6 + -6r) + 8r
-192 = (6 * -7 + -6r * -7) + 8r
-192 = (-42 + 42r) + 8r

Combine like terms: 42r + 8r = 50r
-192 = -42 + 50r

Solving
-192 = -42 + 50r

Solving for variable 'r'.

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

Add '-50r' to each side of the equation.
-192 + -50r = -42 + 50r + -50r

Combine like terms: 50r + -50r = 0
-192 + -50r = -42 + 0
-192 + -50r = -42

Add '192' to each side of the equation.
-192 + 192 + -50r = -42 + 192

Combine like terms: -192 + 192 = 0
0 + -50r = -42 + 192
-50r = -42 + 192

Combine like terms: -42 + 192 = 150
-50r = 150

Divide each side by '-50'.
r = -3

Simplifying
r = -3

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