8(-4-r)=-9-3r

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Solution for 8(-4-r)=-9-3r equation:


Simplifying
8(-4 + -1r) = -9 + -3r
(-4 * 8 + -1r * 8) = -9 + -3r
(-32 + -8r) = -9 + -3r

Solving
-32 + -8r = -9 + -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.
-32 + -8r + 3r = -9 + -3r + 3r

Combine like terms: -8r + 3r = -5r
-32 + -5r = -9 + -3r + 3r

Combine like terms: -3r + 3r = 0
-32 + -5r = -9 + 0
-32 + -5r = -9

Add '32' to each side of the equation.
-32 + 32 + -5r = -9 + 32

Combine like terms: -32 + 32 = 0
0 + -5r = -9 + 32
-5r = -9 + 32

Combine like terms: -9 + 32 = 23
-5r = 23

Divide each side by '-5'.
r = -4.6

Simplifying
r = -4.6

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