Solve the equation for a k=4a solve the equation for a K= 4a + 9ab

a =

Step-by-step explanation:

Rewrite the equation as  4a + 9ab=K

Factor out a of 4a + 9b

a (4 + 9b) = K

divide each term by 4 + 9b and simplify

=

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.

costs the what? what is the cost of the pants?

step-by-step explanation:

if it is $10, then the price is 14.

take 40% of the cost, and then add the cost.

40% of 10 = 4

4+10 = 14.