8r+5(7r-1)=-134

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Solution for 8r+5(7r-1)=-134 equation:


Simplifying
8r + 5(7r + -1) = -134

Reorder the terms:
8r + 5(-1 + 7r) = -134
8r + (-1 * 5 + 7r * 5) = -134
8r + (-5 + 35r) = -134

Reorder the terms:
-5 + 8r + 35r = -134

Combine like terms: 8r + 35r = 43r
-5 + 43r = -134

Solving
-5 + 43r = -134

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 43r = -134 + 5

Combine like terms: -5 + 5 = 0
0 + 43r = -134 + 5
43r = -134 + 5

Combine like terms: -134 + 5 = -129
43r = -129

Divide each side by '43'.
r = -3

Simplifying
r = -3

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