9(3r+7)-5=3+6r

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Solution for 9(3r+7)-5=3+6r equation:


Simplifying
9(3r + 7) + -5 = 3 + 6r

Reorder the terms:
9(7 + 3r) + -5 = 3 + 6r
(7 * 9 + 3r * 9) + -5 = 3 + 6r
(63 + 27r) + -5 = 3 + 6r

Reorder the terms:
63 + -5 + 27r = 3 + 6r

Combine like terms: 63 + -5 = 58
58 + 27r = 3 + 6r

Solving
58 + 27r = 3 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
58 + 27r + -6r = 3 + 6r + -6r

Combine like terms: 27r + -6r = 21r
58 + 21r = 3 + 6r + -6r

Combine like terms: 6r + -6r = 0
58 + 21r = 3 + 0
58 + 21r = 3

Add '-58' to each side of the equation.
58 + -58 + 21r = 3 + -58

Combine like terms: 58 + -58 = 0
0 + 21r = 3 + -58
21r = 3 + -58

Combine like terms: 3 + -58 = -55
21r = -55

Divide each side by '21'.
r = -2.619047619

Simplifying
r = -2.619047619

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