3r+2(4r+2)=2(6r+1)

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Solution for 3r+2(4r+2)=2(6r+1) equation:


Simplifying
3r + 2(4r + 2) = 2(6r + 1)

Reorder the terms:
3r + 2(2 + 4r) = 2(6r + 1)
3r + (2 * 2 + 4r * 2) = 2(6r + 1)
3r + (4 + 8r) = 2(6r + 1)

Reorder the terms:
4 + 3r + 8r = 2(6r + 1)

Combine like terms: 3r + 8r = 11r
4 + 11r = 2(6r + 1)

Reorder the terms:
4 + 11r = 2(1 + 6r)
4 + 11r = (1 * 2 + 6r * 2)
4 + 11r = (2 + 12r)

Solving
4 + 11r = 2 + 12r

Solving for variable 'r'.

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

Add '-12r' to each side of the equation.
4 + 11r + -12r = 2 + 12r + -12r

Combine like terms: 11r + -12r = -1r
4 + -1r = 2 + 12r + -12r

Combine like terms: 12r + -12r = 0
4 + -1r = 2 + 0
4 + -1r = 2

Add '-4' to each side of the equation.
4 + -4 + -1r = 2 + -4

Combine like terms: 4 + -4 = 0
0 + -1r = 2 + -4
-1r = 2 + -4

Combine like terms: 2 + -4 = -2
-1r = -2

Divide each side by '-1'.
r = 2

Simplifying
r = 2

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