8-4r-5=2r+10+8r

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Solution for 8-4r-5=2r+10+8r equation:


Simplifying
8 + -4r + -5 = 2r + 10 + 8r

Reorder the terms:
8 + -5 + -4r = 2r + 10 + 8r

Combine like terms: 8 + -5 = 3
3 + -4r = 2r + 10 + 8r

Reorder the terms:
3 + -4r = 10 + 2r + 8r

Combine like terms: 2r + 8r = 10r
3 + -4r = 10 + 10r

Solving
3 + -4r = 10 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
3 + -4r + -10r = 10 + 10r + -10r

Combine like terms: -4r + -10r = -14r
3 + -14r = 10 + 10r + -10r

Combine like terms: 10r + -10r = 0
3 + -14r = 10 + 0
3 + -14r = 10

Add '-3' to each side of the equation.
3 + -3 + -14r = 10 + -3

Combine like terms: 3 + -3 = 0
0 + -14r = 10 + -3
-14r = 10 + -3

Combine like terms: 10 + -3 = 7
-14r = 7

Divide each side by '-14'.
r = -0.5

Simplifying
r = -0.5

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