-r+6(r-2)=4r-8

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Solution for -r+6(r-2)=4r-8 equation:


Simplifying
-1r + 6(r + -2) = 4r + -8

Reorder the terms:
-1r + 6(-2 + r) = 4r + -8
-1r + (-2 * 6 + r * 6) = 4r + -8
-1r + (-12 + 6r) = 4r + -8

Reorder the terms:
-12 + -1r + 6r = 4r + -8

Combine like terms: -1r + 6r = 5r
-12 + 5r = 4r + -8

Reorder the terms:
-12 + 5r = -8 + 4r

Solving
-12 + 5r = -8 + 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.
-12 + 5r + -4r = -8 + 4r + -4r

Combine like terms: 5r + -4r = 1r
-12 + 1r = -8 + 4r + -4r

Combine like terms: 4r + -4r = 0
-12 + 1r = -8 + 0
-12 + 1r = -8

Add '12' to each side of the equation.
-12 + 12 + 1r = -8 + 12

Combine like terms: -12 + 12 = 0
0 + 1r = -8 + 12
1r = -8 + 12

Combine like terms: -8 + 12 = 4
1r = 4

Divide each side by '1'.
r = 4

Simplifying
r = 4

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