-4+8r-5+2r=8r+3

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Solution for -4+8r-5+2r=8r+3 equation:


Simplifying
-4 + 8r + -5 + 2r = 8r + 3

Reorder the terms:
-4 + -5 + 8r + 2r = 8r + 3

Combine like terms: -4 + -5 = -9
-9 + 8r + 2r = 8r + 3

Combine like terms: 8r + 2r = 10r
-9 + 10r = 8r + 3

Reorder the terms:
-9 + 10r = 3 + 8r

Solving
-9 + 10r = 3 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-9 + 10r + -8r = 3 + 8r + -8r

Combine like terms: 10r + -8r = 2r
-9 + 2r = 3 + 8r + -8r

Combine like terms: 8r + -8r = 0
-9 + 2r = 3 + 0
-9 + 2r = 3

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

Combine like terms: -9 + 9 = 0
0 + 2r = 3 + 9
2r = 3 + 9

Combine like terms: 3 + 9 = 12
2r = 12

Divide each side by '2'.
r = 6

Simplifying
r = 6

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