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

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Solution for 5(r-4)=3(8-r) equation:


Simplifying
5(r + -4) = 3(8 + -1r)

Reorder the terms:
5(-4 + r) = 3(8 + -1r)
(-4 * 5 + r * 5) = 3(8 + -1r)
(-20 + 5r) = 3(8 + -1r)
-20 + 5r = (8 * 3 + -1r * 3)
-20 + 5r = (24 + -3r)

Solving
-20 + 5r = 24 + -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.
-20 + 5r + 3r = 24 + -3r + 3r

Combine like terms: 5r + 3r = 8r
-20 + 8r = 24 + -3r + 3r

Combine like terms: -3r + 3r = 0
-20 + 8r = 24 + 0
-20 + 8r = 24

Add '20' to each side of the equation.
-20 + 20 + 8r = 24 + 20

Combine like terms: -20 + 20 = 0
0 + 8r = 24 + 20
8r = 24 + 20

Combine like terms: 24 + 20 = 44
8r = 44

Divide each side by '8'.
r = 5.5

Simplifying
r = 5.5

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