2-2r=6r+8-7r

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Solution for 2-2r=6r+8-7r equation:


Simplifying
2 + -2r = 6r + 8 + -7r

Reorder the terms:
2 + -2r = 8 + 6r + -7r

Combine like terms: 6r + -7r = -1r
2 + -2r = 8 + -1r

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

Solving for variable 'r'.

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

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

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

Combine like terms: -1r + r = 0
2 + -1r = 8 + 0
2 + -1r = 8

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

Combine like terms: 2 + -2 = 0
0 + -1r = 8 + -2
-1r = 8 + -2

Combine like terms: 8 + -2 = 6
-1r = 6

Divide each side by '-1'.
r = -6

Simplifying
r = -6

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