3r+18-9=3(r+6-3)

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Solution for 3r+18-9=3(r+6-3) equation:


Simplifying
3r + 18 + -9 = 3(r + 6 + -3)

Reorder the terms:
18 + -9 + 3r = 3(r + 6 + -3)

Combine like terms: 18 + -9 = 9
9 + 3r = 3(r + 6 + -3)

Reorder the terms:
9 + 3r = 3(6 + -3 + r)

Combine like terms: 6 + -3 = 3
9 + 3r = 3(3 + r)
9 + 3r = (3 * 3 + r * 3)
9 + 3r = (9 + 3r)

Add '-9' to each side of the equation.
9 + -9 + 3r = 9 + -9 + 3r

Combine like terms: 9 + -9 = 0
0 + 3r = 9 + -9 + 3r
3r = 9 + -9 + 3r

Combine like terms: 9 + -9 = 0
3r = 0 + 3r
3r = 3r

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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