3(3r+5)-4=

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Solution for 3(3r+5)-4= equation:


Simplifying
3(3r + 5) + -4 = 0

Reorder the terms:
3(5 + 3r) + -4 = 0
(5 * 3 + 3r * 3) + -4 = 0
(15 + 9r) + -4 = 0

Reorder the terms:
15 + -4 + 9r = 0

Combine like terms: 15 + -4 = 11
11 + 9r = 0

Solving
11 + 9r = 0

Solving for variable 'r'.

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

Add '-11' to each side of the equation.
11 + -11 + 9r = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 9r = 0 + -11
9r = 0 + -11

Combine like terms: 0 + -11 = -11
9r = -11

Divide each side by '9'.
r = -1.222222222

Simplifying
r = -1.222222222

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