19r-3=15r+13

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Solution for 19r-3=15r+13 equation:


Simplifying
19r + -3 = 15r + 13

Reorder the terms:
-3 + 19r = 15r + 13

Reorder the terms:
-3 + 19r = 13 + 15r

Solving
-3 + 19r = 13 + 15r

Solving for variable 'r'.

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

Add '-15r' to each side of the equation.
-3 + 19r + -15r = 13 + 15r + -15r

Combine like terms: 19r + -15r = 4r
-3 + 4r = 13 + 15r + -15r

Combine like terms: 15r + -15r = 0
-3 + 4r = 13 + 0
-3 + 4r = 13

Add '3' to each side of the equation.
-3 + 3 + 4r = 13 + 3

Combine like terms: -3 + 3 = 0
0 + 4r = 13 + 3
4r = 13 + 3

Combine like terms: 13 + 3 = 16
4r = 16

Divide each side by '4'.
r = 4

Simplifying
r = 4

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