5r-6(5r-5)=-170

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Solution for 5r-6(5r-5)=-170 equation:


Simplifying
5r + -6(5r + -5) = -170

Reorder the terms:
5r + -6(-5 + 5r) = -170
5r + (-5 * -6 + 5r * -6) = -170
5r + (30 + -30r) = -170

Reorder the terms:
30 + 5r + -30r = -170

Combine like terms: 5r + -30r = -25r
30 + -25r = -170

Solving
30 + -25r = -170

Solving for variable 'r'.

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

Add '-30' to each side of the equation.
30 + -30 + -25r = -170 + -30

Combine like terms: 30 + -30 = 0
0 + -25r = -170 + -30
-25r = -170 + -30

Combine like terms: -170 + -30 = -200
-25r = -200

Divide each side by '-25'.
r = 8

Simplifying
r = 8

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