7r-6(r+3)=r-18

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Solution for 7r-6(r+3)=r-18 equation:


Simplifying
7r + -6(r + 3) = r + -18

Reorder the terms:
7r + -6(3 + r) = r + -18
7r + (3 * -6 + r * -6) = r + -18
7r + (-18 + -6r) = r + -18

Reorder the terms:
-18 + 7r + -6r = r + -18

Combine like terms: 7r + -6r = 1r
-18 + 1r = r + -18

Reorder the terms:
-18 + 1r = -18 + r

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

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

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

Solving
1r = 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.
1r + -1r = r + -1r

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

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

Simplifying
0 = 0

The solution to this equation could not be determined.

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