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

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


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

Reorder the terms:
-3(3 + 5r) = -9 + -3r
(3 * -3 + 5r * -3) = -9 + -3r
(-9 + -15r) = -9 + -3r

Add '9' to each side of the equation.
-9 + 9 + -15r = -9 + 9 + -3r

Combine like terms: -9 + 9 = 0
0 + -15r = -9 + 9 + -3r
-15r = -9 + 9 + -3r

Combine like terms: -9 + 9 = 0
-15r = 0 + -3r
-15r = -3r

Solving
-15r = -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
-15r + 3r = -3r + 3r

Combine like terms: -15r + 3r = -12r
-12r = -3r + 3r

Combine like terms: -3r + 3r = 0
-12r = 0

Divide each side by '-12'.
r = 0

Simplifying
r = 0

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