9(1r+1)-5-1(2r-3)=

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Solution for 9(1r+1)-5-1(2r-3)= equation: 


Simplifying
9(1r + 1) + -5 + -1(2r + -3) = 0

Reorder the terms:
9(1 + 1r) + -5 + -1(2r + -3) = 0
(1 * 9 + 1r * 9) + -5 + -1(2r + -3) = 0
(9 + 9r) + -5 + -1(2r + -3) = 0

Reorder the terms:
9 + 9r + -5 + -1(-3 + 2r) = 0
9 + 9r + -5 + (-3 * -1 + 2r * -1) = 0
9 + 9r + -5 + (3 + -2r) = 0

Reorder the terms:
9 + -5 + 3 + 9r + -2r = 0

Combine like terms: 9 + -5 = 4
4 + 3 + 9r + -2r = 0

Combine like terms: 4 + 3 = 7
7 + 9r + -2r = 0

Combine like terms: 9r + -2r = 7r
7 + 7r = 0

Solving
7 + 7r = 0

Solving for variable 'r'.

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

Add '-7' to each side of the equation.
7 + -7 + 7r = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 7r = 0 + -7
7r = 0 + -7

Combine like terms: 0 + -7 = -7
7r = -7

Divide each side by '7'.
r = -1

Simplifying
r = -1

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