7+3(r+2)=22

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Solution for 7+3(r+2)=22 equation:


Simplifying
7 + 3(r + 2) = 22

Reorder the terms:
7 + 3(2 + r) = 22
7 + (2 * 3 + r * 3) = 22
7 + (6 + 3r) = 22

Combine like terms: 7 + 6 = 13
13 + 3r = 22

Solving
13 + 3r = 22

Solving for variable 'r'.

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

Add '-13' to each side of the equation.
13 + -13 + 3r = 22 + -13

Combine like terms: 13 + -13 = 0
0 + 3r = 22 + -13
3r = 22 + -13

Combine like terms: 22 + -13 = 9
3r = 9

Divide each side by '3'.
r = 3

Simplifying
r = 3

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