Question

K = 4a + 9ab solve for a

Answer 1

Answer:

$a=\frac{K}{4+9b}$

Step-by-step explanation:

$K=4a+9ab$

Switch sides:

$4a+9ab=K$

Factor out a:

$a\left(4+9b\right)=K$

Divide both sides by: $(4+9b)$

$\frac{a\left(4+9b\right)}{4+9b}=\frac{K}{4+9b}$

$a=\frac{K}{4+9b}$