r(4-1)+9=27

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Solution for r(4-1)+9=27 equation:


Simplifying
r(4 + -1) + 9 = 27

Combine like terms: 4 + -1 = 3
r(3) + 9 = 27

Reorder the terms for easier multiplication:
3r + 9 = 27

Reorder the terms:
9 + 3r = 27

Solving
9 + 3r = 27

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + -9 + 3r = 27 + -9

Combine like terms: 9 + -9 = 0
0 + 3r = 27 + -9
3r = 27 + -9

Combine like terms: 27 + -9 = 18
3r = 18

Divide each side by '3'.
r = 6

Simplifying
r = 6

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