-(r-1)+r=2r-3(r+5)

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Solution for -(r-1)+r=2r-3(r+5) equation:


Simplifying
-1(r + -1) + r = 2r + -3(r + 5)

Reorder the terms:
-1(-1 + r) + r = 2r + -3(r + 5)
(-1 * -1 + r * -1) + r = 2r + -3(r + 5)
(1 + -1r) + r = 2r + -3(r + 5)

Combine like terms: -1r + r = 0
1 + 0 = 2r + -3(r + 5)
1 = 2r + -3(r + 5)

Reorder the terms:
1 = 2r + -3(5 + r)
1 = 2r + (5 * -3 + r * -3)
1 = 2r + (-15 + -3r)

Reorder the terms:
1 = -15 + 2r + -3r

Combine like terms: 2r + -3r = -1r
1 = -15 + -1r

Solving
1 = -15 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
1 + r = -15 + -1r + r

Combine like terms: -1r + r = 0
1 + r = -15 + 0
1 + r = -15

Add '-1' to each side of the equation.
1 + -1 + r = -15 + -1

Combine like terms: 1 + -1 = 0
0 + r = -15 + -1
r = -15 + -1

Combine like terms: -15 + -1 = -16
r = -16

Simplifying
r = -16

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