5r-3=18+3(1-r)

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Solution for 5r-3=18+3(1-r) equation:


Simplifying
5r + -3 = 18 + 3(1 + -1r)

Reorder the terms:
-3 + 5r = 18 + 3(1 + -1r)
-3 + 5r = 18 + (1 * 3 + -1r * 3)
-3 + 5r = 18 + (3 + -3r)

Combine like terms: 18 + 3 = 21
-3 + 5r = 21 + -3r

Solving
-3 + 5r = 21 + -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.
-3 + 5r + 3r = 21 + -3r + 3r

Combine like terms: 5r + 3r = 8r
-3 + 8r = 21 + -3r + 3r

Combine like terms: -3r + 3r = 0
-3 + 8r = 21 + 0
-3 + 8r = 21

Add '3' to each side of the equation.
-3 + 3 + 8r = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 8r = 21 + 3
8r = 21 + 3

Combine like terms: 21 + 3 = 24
8r = 24

Divide each side by '8'.
r = 3

Simplifying
r = 3

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