2r+3(5r-6)=r

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Solution for 2r+3(5r-6)=r equation:


Simplifying
2r + 3(5r + -6) = r

Reorder the terms:
2r + 3(-6 + 5r) = r
2r + (-6 * 3 + 5r * 3) = r
2r + (-18 + 15r) = r

Reorder the terms:
-18 + 2r + 15r = r

Combine like terms: 2r + 15r = 17r
-18 + 17r = r

Solving
-18 + 17r = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-18 + 17r + -1r = r + -1r

Combine like terms: 17r + -1r = 16r
-18 + 16r = r + -1r

Combine like terms: r + -1r = 0
-18 + 16r = 0

Add '18' to each side of the equation.
-18 + 18 + 16r = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 16r = 0 + 18
16r = 0 + 18

Combine like terms: 0 + 18 = 18
16r = 18

Divide each side by '16'.
r = 1.125

Simplifying
r = 1.125

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