2(3r-10)-14=-2(9-2r)-2r

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Solution for 2(3r-10)-14=-2(9-2r)-2r equation:


Simplifying
2(3r + -10) + -14 = -2(9 + -2r) + -2r

Reorder the terms:
2(-10 + 3r) + -14 = -2(9 + -2r) + -2r
(-10 * 2 + 3r * 2) + -14 = -2(9 + -2r) + -2r
(-20 + 6r) + -14 = -2(9 + -2r) + -2r

Reorder the terms:
-20 + -14 + 6r = -2(9 + -2r) + -2r

Combine like terms: -20 + -14 = -34
-34 + 6r = -2(9 + -2r) + -2r
-34 + 6r = (9 * -2 + -2r * -2) + -2r
-34 + 6r = (-18 + 4r) + -2r

Combine like terms: 4r + -2r = 2r
-34 + 6r = -18 + 2r

Solving
-34 + 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.
-34 + 6r + -2r = -18 + 2r + -2r

Combine like terms: 6r + -2r = 4r
-34 + 4r = -18 + 2r + -2r

Combine like terms: 2r + -2r = 0
-34 + 4r = -18 + 0
-34 + 4r = -18

Add '34' to each side of the equation.
-34 + 34 + 4r = -18 + 34

Combine like terms: -34 + 34 = 0
0 + 4r = -18 + 34
4r = -18 + 34

Combine like terms: -18 + 34 = 16
4r = 16

Divide each side by '4'.
r = 4

Simplifying
r = 4

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