5r+30=-5r+20

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Solution for 5r+30=-5r+20 equation:


Simplifying
5r + 30 = -5r + 20

Reorder the terms:
30 + 5r = -5r + 20

Reorder the terms:
30 + 5r = 20 + -5r

Solving
30 + 5r = 20 + -5r

Solving for variable 'r'.

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

Add '5r' to each side of the equation.
30 + 5r + 5r = 20 + -5r + 5r

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

Combine like terms: -5r + 5r = 0
30 + 10r = 20 + 0
30 + 10r = 20

Add '-30' to each side of the equation.
30 + -30 + 10r = 20 + -30

Combine like terms: 30 + -30 = 0
0 + 10r = 20 + -30
10r = 20 + -30

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

Divide each side by '10'.
r = -1

Simplifying
r = -1

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