-4(2+7r)=-5-3r

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Solution for -4(2+7r)=-5-3r equation:


Simplifying
-4(2 + 7r) = -5 + -3r
(2 * -4 + 7r * -4) = -5 + -3r
(-8 + -28r) = -5 + -3r

Solving
-8 + -28r = -5 + -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
-8 + -28r + 3r = -5 + -3r + 3r

Combine like terms: -28r + 3r = -25r
-8 + -25r = -5 + -3r + 3r

Combine like terms: -3r + 3r = 0
-8 + -25r = -5 + 0
-8 + -25r = -5

Add '8' to each side of the equation.
-8 + 8 + -25r = -5 + 8

Combine like terms: -8 + 8 = 0
0 + -25r = -5 + 8
-25r = -5 + 8

Combine like terms: -5 + 8 = 3
-25r = 3

Divide each side by '-25'.
r = -0.12

Simplifying
r = -0.12

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