5+19r-2=9r+15-2r

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Solution for 5+19r-2=9r+15-2r equation:


Simplifying
5 + 19r + -2 = 9r + 15 + -2r

Reorder the terms:
5 + -2 + 19r = 9r + 15 + -2r

Combine like terms: 5 + -2 = 3
3 + 19r = 9r + 15 + -2r

Reorder the terms:
3 + 19r = 15 + 9r + -2r

Combine like terms: 9r + -2r = 7r
3 + 19r = 15 + 7r

Solving
3 + 19r = 15 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
3 + 19r + -7r = 15 + 7r + -7r

Combine like terms: 19r + -7r = 12r
3 + 12r = 15 + 7r + -7r

Combine like terms: 7r + -7r = 0
3 + 12r = 15 + 0
3 + 12r = 15

Add '-3' to each side of the equation.
3 + -3 + 12r = 15 + -3

Combine like terms: 3 + -3 = 0
0 + 12r = 15 + -3
12r = 15 + -3

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

Divide each side by '12'.
r = 1

Simplifying
r = 1

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