3-12r+2+4(r+6)=

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Solution for 3-12r+2+4(r+6)= equation:


Simplifying
3 + -12r + 2 + 4(r + 6) = 0

Reorder the terms:
3 + -12r + 2 + 4(6 + r) = 0
3 + -12r + 2 + (6 * 4 + r * 4) = 0
3 + -12r + 2 + (24 + 4r) = 0

Reorder the terms:
3 + 2 + 24 + -12r + 4r = 0

Combine like terms: 3 + 2 = 5
5 + 24 + -12r + 4r = 0

Combine like terms: 5 + 24 = 29
29 + -12r + 4r = 0

Combine like terms: -12r + 4r = -8r
29 + -8r = 0

Solving
29 + -8r = 0

Solving for variable 'r'.

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

Add '-29' to each side of the equation.
29 + -29 + -8r = 0 + -29

Combine like terms: 29 + -29 = 0
0 + -8r = 0 + -29
-8r = 0 + -29

Combine like terms: 0 + -29 = -29
-8r = -29

Divide each side by '-8'.
r = 3.625

Simplifying
r = 3.625

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