-3(9r+3)=-10+2(9-5r)

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Solution for -3(9r+3)=-10+2(9-5r) equation:


Simplifying
-3(9r + 3) = -10 + 2(9 + -5r)

Reorder the terms:
-3(3 + 9r) = -10 + 2(9 + -5r)
(3 * -3 + 9r * -3) = -10 + 2(9 + -5r)
(-9 + -27r) = -10 + 2(9 + -5r)
-9 + -27r = -10 + (9 * 2 + -5r * 2)
-9 + -27r = -10 + (18 + -10r)

Combine like terms: -10 + 18 = 8
-9 + -27r = 8 + -10r

Solving
-9 + -27r = 8 + -10r

Solving for variable 'r'.

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

Add '10r' to each side of the equation.
-9 + -27r + 10r = 8 + -10r + 10r

Combine like terms: -27r + 10r = -17r
-9 + -17r = 8 + -10r + 10r

Combine like terms: -10r + 10r = 0
-9 + -17r = 8 + 0
-9 + -17r = 8

Add '9' to each side of the equation.
-9 + 9 + -17r = 8 + 9

Combine like terms: -9 + 9 = 0
0 + -17r = 8 + 9
-17r = 8 + 9

Combine like terms: 8 + 9 = 17
-17r = 17

Divide each side by '-17'.
r = -1

Simplifying
r = -1

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