6r-51=-9(-7r-7)

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Solution for 6r-51=-9(-7r-7) equation:


Simplifying
6r + -51 = -9(-7r + -7)

Reorder the terms:
-51 + 6r = -9(-7r + -7)

Reorder the terms:
-51 + 6r = -9(-7 + -7r)
-51 + 6r = (-7 * -9 + -7r * -9)
-51 + 6r = (63 + 63r)

Solving
-51 + 6r = 63 + 63r

Solving for variable 'r'.

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

Add '-63r' to each side of the equation.
-51 + 6r + -63r = 63 + 63r + -63r

Combine like terms: 6r + -63r = -57r
-51 + -57r = 63 + 63r + -63r

Combine like terms: 63r + -63r = 0
-51 + -57r = 63 + 0
-51 + -57r = 63

Add '51' to each side of the equation.
-51 + 51 + -57r = 63 + 51

Combine like terms: -51 + 51 = 0
0 + -57r = 63 + 51
-57r = 63 + 51

Combine like terms: 63 + 51 = 114
-57r = 114

Divide each side by '-57'.
r = -2

Simplifying
r = -2

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