4(2r+3)+3(4r-8)=

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


Simplifying
4(2r + 3) + 3(4r + -8) = 0

Reorder the terms:
4(3 + 2r) + 3(4r + -8) = 0
(3 * 4 + 2r * 4) + 3(4r + -8) = 0
(12 + 8r) + 3(4r + -8) = 0

Reorder the terms:
12 + 8r + 3(-8 + 4r) = 0
12 + 8r + (-8 * 3 + 4r * 3) = 0
12 + 8r + (-24 + 12r) = 0

Reorder the terms:
12 + -24 + 8r + 12r = 0

Combine like terms: 12 + -24 = -12
-12 + 8r + 12r = 0

Combine like terms: 8r + 12r = 20r
-12 + 20r = 0

Solving
-12 + 20r = 0

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 20r = 0 + 12

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

Combine like terms: 0 + 12 = 12
20r = 12

Divide each side by '20'.
r = 0.6

Simplifying
r = 0.6

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