3-r=-(3r-6)

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Solution for 3-r=-(3r-6) equation:


Simplifying
3 + -1r = -1(3r + -6)

Reorder the terms:
3 + -1r = -1(-6 + 3r)
3 + -1r = (-6 * -1 + 3r * -1)
3 + -1r = (6 + -3r)

Solving
3 + -1r = 6 + -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 + -1r + 3r = 6 + -3r + 3r

Combine like terms: -1r + 3r = 2r
3 + 2r = 6 + -3r + 3r

Combine like terms: -3r + 3r = 0
3 + 2r = 6 + 0
3 + 2r = 6

Add '-3' to each side of the equation.
3 + -3 + 2r = 6 + -3

Combine like terms: 3 + -3 = 0
0 + 2r = 6 + -3
2r = 6 + -3

Combine like terms: 6 + -3 = 3
2r = 3

Divide each side by '2'.
r = 1.5

Simplifying
r = 1.5

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