-3r+9=-4r+2

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Solution for -3r+9=-4r+2 equation:


Simplifying
-3r + 9 = -4r + 2

Reorder the terms:
9 + -3r = -4r + 2

Reorder the terms:
9 + -3r = 2 + -4r

Solving
9 + -3r = 2 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
9 + -3r + 4r = 2 + -4r + 4r

Combine like terms: -3r + 4r = 1r
9 + 1r = 2 + -4r + 4r

Combine like terms: -4r + 4r = 0
9 + 1r = 2 + 0
9 + 1r = 2

Add '-9' to each side of the equation.
9 + -9 + 1r = 2 + -9

Combine like terms: 9 + -9 = 0
0 + 1r = 2 + -9
1r = 2 + -9

Combine like terms: 2 + -9 = -7
1r = -7

Divide each side by '1'.
r = -7

Simplifying
r = -7

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