4(r-9)=8r-32

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Solution for 4(r-9)=8r-32 equation:


Simplifying
4(r + -9) = 8r + -32

Reorder the terms:
4(-9 + r) = 8r + -32
(-9 * 4 + r * 4) = 8r + -32
(-36 + 4r) = 8r + -32

Reorder the terms:
-36 + 4r = -32 + 8r

Solving
-36 + 4r = -32 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-36 + 4r + -8r = -32 + 8r + -8r

Combine like terms: 4r + -8r = -4r
-36 + -4r = -32 + 8r + -8r

Combine like terms: 8r + -8r = 0
-36 + -4r = -32 + 0
-36 + -4r = -32

Add '36' to each side of the equation.
-36 + 36 + -4r = -32 + 36

Combine like terms: -36 + 36 = 0
0 + -4r = -32 + 36
-4r = -32 + 36

Combine like terms: -32 + 36 = 4
-4r = 4

Divide each side by '-4'.
r = -1

Simplifying
r = -1

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