4r-8+6-6r=-9

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Solution for 4r-8+6-6r=-9 equation:


Simplifying
4r + -8 + 6 + -6r = -9

Reorder the terms:
-8 + 6 + 4r + -6r = -9

Combine like terms: -8 + 6 = -2
-2 + 4r + -6r = -9

Combine like terms: 4r + -6r = -2r
-2 + -2r = -9

Solving
-2 + -2r = -9

Solving for variable 'r'.

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

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

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

Combine like terms: -9 + 2 = -7
-2r = -7

Divide each side by '-2'.
r = 3.5

Simplifying
r = 3.5

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