-6(2r+2)+5(r-4)=

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Solution for -6(2r+2)+5(r-4)= equation:


Simplifying
-6(2r + 2) + 5(r + -4) = 0

Reorder the terms:
-6(2 + 2r) + 5(r + -4) = 0
(2 * -6 + 2r * -6) + 5(r + -4) = 0
(-12 + -12r) + 5(r + -4) = 0

Reorder the terms:
-12 + -12r + 5(-4 + r) = 0
-12 + -12r + (-4 * 5 + r * 5) = 0
-12 + -12r + (-20 + 5r) = 0

Reorder the terms:
-12 + -20 + -12r + 5r = 0

Combine like terms: -12 + -20 = -32
-32 + -12r + 5r = 0

Combine like terms: -12r + 5r = -7r
-32 + -7r = 0

Solving
-32 + -7r = 0

Solving for variable 'r'.

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

Add '32' to each side of the equation.
-32 + 32 + -7r = 0 + 32

Combine like terms: -32 + 32 = 0
0 + -7r = 0 + 32
-7r = 0 + 32

Combine like terms: 0 + 32 = 32
-7r = 32

Divide each side by '-7'.
r = -4.571428571

Simplifying
r = -4.571428571

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