2+2(4-3r)=18+2r

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Solution for 2+2(4-3r)=18+2r equation:


Simplifying
2 + 2(4 + -3r) = 18 + 2r
2 + (4 * 2 + -3r * 2) = 18 + 2r
2 + (8 + -6r) = 18 + 2r

Combine like terms: 2 + 8 = 10
10 + -6r = 18 + 2r

Solving
10 + -6r = 18 + 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.
10 + -6r + -2r = 18 + 2r + -2r

Combine like terms: -6r + -2r = -8r
10 + -8r = 18 + 2r + -2r

Combine like terms: 2r + -2r = 0
10 + -8r = 18 + 0
10 + -8r = 18

Add '-10' to each side of the equation.
10 + -10 + -8r = 18 + -10

Combine like terms: 10 + -10 = 0
0 + -8r = 18 + -10
-8r = 18 + -10

Combine like terms: 18 + -10 = 8
-8r = 8

Divide each side by '-8'.
r = -1

Simplifying
r = -1

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