5q+9=4q+12

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Solution for 5q+9=4q+12 equation:


Simplifying
5q + 9 = 4q + 12

Reorder the terms:
9 + 5q = 4q + 12

Reorder the terms:
9 + 5q = 12 + 4q

Solving
9 + 5q = 12 + 4q

Solving for variable 'q'.

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

Add '-4q' to each side of the equation.
9 + 5q + -4q = 12 + 4q + -4q

Combine like terms: 5q + -4q = 1q
9 + 1q = 12 + 4q + -4q

Combine like terms: 4q + -4q = 0
9 + 1q = 12 + 0
9 + 1q = 12

Add '-9' to each side of the equation.
9 + -9 + 1q = 12 + -9

Combine like terms: 9 + -9 = 0
0 + 1q = 12 + -9
1q = 12 + -9

Combine like terms: 12 + -9 = 3
1q = 3

Divide each side by '1'.
q = 3

Simplifying
q = 3

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