4q+9=20

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Solution for 4q+9=20 equation: 


Simplifying
4q + 9 = 20

Reorder the terms:
9 + 4q = 20

Solving
9 + 4q = 20

Solving for variable 'q'.

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

Add '-9' to each side of the equation.
9 + -9 + 4q = 20 + -9

Combine like terms: 9 + -9 = 0
0 + 4q = 20 + -9
4q = 20 + -9

Combine like terms: 20 + -9 = 11
4q = 11

Divide each side by '4'.
q = 2.75

Simplifying
q = 2.75

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