6r-3(r-7)=33+6r

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Solution for 6r-3(r-7)=33+6r equation:


Simplifying
6r + -3(r + -7) = 33 + 6r

Reorder the terms:
6r + -3(-7 + r) = 33 + 6r
6r + (-7 * -3 + r * -3) = 33 + 6r
6r + (21 + -3r) = 33 + 6r

Reorder the terms:
21 + 6r + -3r = 33 + 6r

Combine like terms: 6r + -3r = 3r
21 + 3r = 33 + 6r

Solving
21 + 3r = 33 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
21 + 3r + -6r = 33 + 6r + -6r

Combine like terms: 3r + -6r = -3r
21 + -3r = 33 + 6r + -6r

Combine like terms: 6r + -6r = 0
21 + -3r = 33 + 0
21 + -3r = 33

Add '-21' to each side of the equation.
21 + -21 + -3r = 33 + -21

Combine like terms: 21 + -21 = 0
0 + -3r = 33 + -21
-3r = 33 + -21

Combine like terms: 33 + -21 = 12
-3r = 12

Divide each side by '-3'.
r = -4

Simplifying
r = -4

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