2(4r+4)-3(r-5)=

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


Simplifying
2(4r + 4) + -3(r + -5) = 0

Reorder the terms:
2(4 + 4r) + -3(r + -5) = 0
(4 * 2 + 4r * 2) + -3(r + -5) = 0
(8 + 8r) + -3(r + -5) = 0

Reorder the terms:
8 + 8r + -3(-5 + r) = 0
8 + 8r + (-5 * -3 + r * -3) = 0
8 + 8r + (15 + -3r) = 0

Reorder the terms:
8 + 15 + 8r + -3r = 0

Combine like terms: 8 + 15 = 23
23 + 8r + -3r = 0

Combine like terms: 8r + -3r = 5r
23 + 5r = 0

Solving
23 + 5r = 0

Solving for variable 'r'.

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

Add '-23' to each side of the equation.
23 + -23 + 5r = 0 + -23

Combine like terms: 23 + -23 = 0
0 + 5r = 0 + -23
5r = 0 + -23

Combine like terms: 0 + -23 = -23
5r = -23

Divide each side by '5'.
r = -4.6

Simplifying
r = -4.6

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