3r+10=-2r+5

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Solution for 3r+10=-2r+5 equation:


Simplifying
3r + 10 = -2r + 5

Reorder the terms:
10 + 3r = -2r + 5

Reorder the terms:
10 + 3r = 5 + -2r

Solving
10 + 3r = 5 + -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
10 + 3r + 2r = 5 + -2r + 2r

Combine like terms: 3r + 2r = 5r
10 + 5r = 5 + -2r + 2r

Combine like terms: -2r + 2r = 0
10 + 5r = 5 + 0
10 + 5r = 5

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

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

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

Divide each side by '5'.
r = -1

Simplifying
r = -1

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