.6(r-4)=2(r-8)+3r

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Solution for .6(r-4)=2(r-8)+3r equation:


Simplifying
0.6(r + -4) = 2(r + -8) + 3r

Reorder the terms:
0.6(-4 + r) = 2(r + -8) + 3r
(-4 * 0.6 + r * 0.6) = 2(r + -8) + 3r
(-2.4 + 0.6r) = 2(r + -8) + 3r

Reorder the terms:
-2.4 + 0.6r = 2(-8 + r) + 3r
-2.4 + 0.6r = (-8 * 2 + r * 2) + 3r
-2.4 + 0.6r = (-16 + 2r) + 3r

Combine like terms: 2r + 3r = 5r
-2.4 + 0.6r = -16 + 5r

Solving
-2.4 + 0.6r = -16 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-2.4 + 0.6r + -5r = -16 + 5r + -5r

Combine like terms: 0.6r + -5r = -4.4r
-2.4 + -4.4r = -16 + 5r + -5r

Combine like terms: 5r + -5r = 0
-2.4 + -4.4r = -16 + 0
-2.4 + -4.4r = -16

Add '2.4' to each side of the equation.
-2.4 + 2.4 + -4.4r = -16 + 2.4

Combine like terms: -2.4 + 2.4 = 0.0
0.0 + -4.4r = -16 + 2.4
-4.4r = -16 + 2.4

Combine like terms: -16 + 2.4 = -13.6
-4.4r = -13.6

Divide each side by '-4.4'.
r = 3.090909091

Simplifying
r = 3.090909091

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