4(3r+3)-3r=-10

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Solution for 4(3r+3)-3r=-10 equation:


Simplifying
4(3r + 3) + -3r = -10

Reorder the terms:
4(3 + 3r) + -3r = -10
(3 * 4 + 3r * 4) + -3r = -10
(12 + 12r) + -3r = -10

Combine like terms: 12r + -3r = 9r
12 + 9r = -10

Solving
12 + 9r = -10

Solving for variable 'r'.

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

Add '-12' to each side of the equation.
12 + -12 + 9r = -10 + -12

Combine like terms: 12 + -12 = 0
0 + 9r = -10 + -12
9r = -10 + -12

Combine like terms: -10 + -12 = -22
9r = -22

Divide each side by '9'.
r = -2.444444444

Simplifying
r = -2.444444444

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