Answer:
K/(4+9b) = a
Step-by-step explanation:
K = 4a + 9ab
Factor out a on the right hand side
K = a(4 + 9b)
Divide each side by (4+9b)
K/(4+9b) = a(4 + 9b)/(4+9b)
K/(4+9b) = a
Answer:
m = 7h + 10
Step-by-step explanation:
Since m is representing the total amount of money he earned, we will leave that on one side. If h is the number of hours we worked, the coefficient of h is 7 because he earns 7 dollars an hour. The ten dollar tip is independent from the variables.
Answer:
d 380
Step-by-step explanation:
Answer:
A. 44
Step-by-step explanation:
Well, there is something interesting we see in this image. The number of tiles add by 2 every time which makes the 22nd the answer because 2 x 22 is 44
15 is 30% percent of 50, so Corey spent 30% of his earnings.