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

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


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

Reorder the terms:
3(8 + 2r) = 4r + -2(r + -4)
(8 * 3 + 2r * 3) = 4r + -2(r + -4)
(24 + 6r) = 4r + -2(r + -4)

Reorder the terms:
24 + 6r = 4r + -2(-4 + r)
24 + 6r = 4r + (-4 * -2 + r * -2)
24 + 6r = 4r + (8 + -2r)

Reorder the terms:
24 + 6r = 8 + 4r + -2r

Combine like terms: 4r + -2r = 2r
24 + 6r = 8 + 2r

Solving
24 + 6r = 8 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
24 + 6r + -2r = 8 + 2r + -2r

Combine like terms: 6r + -2r = 4r
24 + 4r = 8 + 2r + -2r

Combine like terms: 2r + -2r = 0
24 + 4r = 8 + 0
24 + 4r = 8

Add '-24' to each side of the equation.
24 + -24 + 4r = 8 + -24

Combine like terms: 24 + -24 = 0
0 + 4r = 8 + -24
4r = 8 + -24

Combine like terms: 8 + -24 = -16
4r = -16

Divide each side by '4'.
r = -4

Simplifying
r = -4

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