8+2r-4r=1-3r

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Solution for 8+2r-4r=1-3r equation: 


Simplifying
8 + 2r + -4r = 1 + -3r

Combine like terms: 2r + -4r = -2r
8 + -2r = 1 + -3r

Solving
8 + -2r = 1 + -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
8 + -2r + 3r = 1 + -3r + 3r

Combine like terms: -2r + 3r = 1r
8 + 1r = 1 + -3r + 3r

Combine like terms: -3r + 3r = 0
8 + 1r = 1 + 0
8 + 1r = 1

Add '-8' to each side of the equation.
8 + -8 + 1r = 1 + -8

Combine like terms: 8 + -8 = 0
0 + 1r = 1 + -8
1r = 1 + -8

Combine like terms: 1 + -8 = -7
1r = -7

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

Simplifying
r = -7

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