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

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


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

Reorder the terms:
2(-4 + -5r) = 2 + -5r
(-4 * 2 + -5r * 2) = 2 + -5r
(-8 + -10r) = 2 + -5r

Solving
-8 + -10r = 2 + -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.
-8 + -10r + 5r = 2 + -5r + 5r

Combine like terms: -10r + 5r = -5r
-8 + -5r = 2 + -5r + 5r

Combine like terms: -5r + 5r = 0
-8 + -5r = 2 + 0
-8 + -5r = 2

Add '8' to each side of the equation.
-8 + 8 + -5r = 2 + 8

Combine like terms: -8 + 8 = 0
0 + -5r = 2 + 8
-5r = 2 + 8

Combine like terms: 2 + 8 = 10
-5r = 10

Divide each side by '-5'.
r = -2

Simplifying
r = -2

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