8r-2=7r+8

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


Simplifying
8r + -2 = 7r + 8

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

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

Solving
-2 + 8r = 8 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
-2 + 8r + -7r = 8 + 7r + -7r

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

Combine like terms: 7r + -7r = 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 = 10
1r = 10

Divide each side by '1'.
r = 10

Simplifying
r = 10

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