2(4r-4)-4(3r-9)-14r=

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Solution for 2(4r-4)-4(3r-9)-14r= equation:


Simplifying
2(4r + -4) + -4(3r + -9) + -14r = 0

Reorder the terms:
2(-4 + 4r) + -4(3r + -9) + -14r = 0
(-4 * 2 + 4r * 2) + -4(3r + -9) + -14r = 0
(-8 + 8r) + -4(3r + -9) + -14r = 0

Reorder the terms:
-8 + 8r + -4(-9 + 3r) + -14r = 0
-8 + 8r + (-9 * -4 + 3r * -4) + -14r = 0
-8 + 8r + (36 + -12r) + -14r = 0

Reorder the terms:
-8 + 36 + 8r + -12r + -14r = 0

Combine like terms: -8 + 36 = 28
28 + 8r + -12r + -14r = 0

Combine like terms: 8r + -12r = -4r
28 + -4r + -14r = 0

Combine like terms: -4r + -14r = -18r
28 + -18r = 0

Solving
28 + -18r = 0

Solving for variable 'r'.

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

Add '-28' to each side of the equation.
28 + -28 + -18r = 0 + -28

Combine like terms: 28 + -28 = 0
0 + -18r = 0 + -28
-18r = 0 + -28

Combine like terms: 0 + -28 = -28
-18r = -28

Divide each side by '-18'.
r = 1.555555556

Simplifying
r = 1.555555556

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