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

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Solution for 5(r-1)-4r=-5+8 equation:


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

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

Combine like terms: 5r + -4r = 1r
-5 + 1r = -5 + 8

Combine like terms: -5 + 8 = 3
-5 + 1r = 3

Solving
-5 + 1r = 3

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 1r = 3 + 5

Combine like terms: -5 + 5 = 0
0 + 1r = 3 + 5
1r = 3 + 5

Combine like terms: 3 + 5 = 8
1r = 8

Divide each side by '1'.
r = 8

Simplifying
r = 8

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