3r-5=2(-4+2r)

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Solution for 3r-5=2(-4+2r) equation:


Simplifying
3r + -5 = 2(-4 + 2r)

Reorder the terms:
-5 + 3r = 2(-4 + 2r)
-5 + 3r = (-4 * 2 + 2r * 2)
-5 + 3r = (-8 + 4r)

Solving
-5 + 3r = -8 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
-5 + 3r + -4r = -8 + 4r + -4r

Combine like terms: 3r + -4r = -1r
-5 + -1r = -8 + 4r + -4r

Combine like terms: 4r + -4r = 0
-5 + -1r = -8 + 0
-5 + -1r = -8

Add '5' to each side of the equation.
-5 + 5 + -1r = -8 + 5

Combine like terms: -5 + 5 = 0
0 + -1r = -8 + 5
-1r = -8 + 5

Combine like terms: -8 + 5 = -3
-1r = -3

Divide each side by '-1'.
r = 3

Simplifying
r = 3

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