15r-10=10r+20

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Solution for 15r-10=10r+20 equation:


Simplifying
15r + -10 = 10r + 20

Reorder the terms:
-10 + 15r = 10r + 20

Reorder the terms:
-10 + 15r = 20 + 10r

Solving
-10 + 15r = 20 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
-10 + 15r + -10r = 20 + 10r + -10r

Combine like terms: 15r + -10r = 5r
-10 + 5r = 20 + 10r + -10r

Combine like terms: 10r + -10r = 0
-10 + 5r = 20 + 0
-10 + 5r = 20

Add '10' to each side of the equation.
-10 + 10 + 5r = 20 + 10

Combine like terms: -10 + 10 = 0
0 + 5r = 20 + 10
5r = 20 + 10

Combine like terms: 20 + 10 = 30
5r = 30

Divide each side by '5'.
r = 6

Simplifying
r = 6

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