7r-36=-6(-7r-6)+r

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Solution for 7r-36=-6(-7r-6)+r equation:


Simplifying
7r + -36 = -6(-7r + -6) + r

Reorder the terms:
-36 + 7r = -6(-7r + -6) + r

Reorder the terms:
-36 + 7r = -6(-6 + -7r) + r
-36 + 7r = (-6 * -6 + -7r * -6) + r
-36 + 7r = (36 + 42r) + r

Combine like terms: 42r + r = 43r
-36 + 7r = 36 + 43r

Solving
-36 + 7r = 36 + 43r

Solving for variable 'r'.

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

Add '-43r' to each side of the equation.
-36 + 7r + -43r = 36 + 43r + -43r

Combine like terms: 7r + -43r = -36r
-36 + -36r = 36 + 43r + -43r

Combine like terms: 43r + -43r = 0
-36 + -36r = 36 + 0
-36 + -36r = 36

Add '36' to each side of the equation.
-36 + 36 + -36r = 36 + 36

Combine like terms: -36 + 36 = 0
0 + -36r = 36 + 36
-36r = 36 + 36

Combine like terms: 36 + 36 = 72
-36r = 72

Divide each side by '-36'.
r = -2

Simplifying
r = -2

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