150=-5(5r-2)-3r

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Solution for 150=-5(5r-2)-3r equation:


Simplifying
150 = -5(5r + -2) + -3r

Reorder the terms:
150 = -5(-2 + 5r) + -3r
150 = (-2 * -5 + 5r * -5) + -3r
150 = (10 + -25r) + -3r

Combine like terms: -25r + -3r = -28r
150 = 10 + -28r

Solving
150 = 10 + -28r

Solving for variable 'r'.

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

Add '28r' to each side of the equation.
150 + 28r = 10 + -28r + 28r

Combine like terms: -28r + 28r = 0
150 + 28r = 10 + 0
150 + 28r = 10

Add '-150' to each side of the equation.
150 + -150 + 28r = 10 + -150

Combine like terms: 150 + -150 = 0
0 + 28r = 10 + -150
28r = 10 + -150

Combine like terms: 10 + -150 = -140
28r = -140

Divide each side by '28'.
r = -5

Simplifying
r = -5

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