Erica purchased adult and youth tickets for a movie. she bought x adult tickets for $7 each and y youth tickets for $5. write an expression that can be used to show the total cost, c, of all tickets.
a. c = 7x + 5y
b. c = (7 + 5)x
c. c = (7 + 5)(x + y)
d. c = 7y + 5x

 A  

Step-by-step explanation: I got my answer from peesneez and I also got a 100 on the test so, Thanks Peesneez!

9 x 8 divided by (5-3)=36

let's solve your equation step-by-step.

24−3x=−27

step 1: simplify both sides of the equation.

24−3x=−27

24+−3x=−27

−3x+24=−27

step 2: subtract 24 from both sides.

−3x+24−24=−27−24

−3x=−51

step 3: divide both sides by -3.

−3x

−3

=

−51

−3

x=17

answer:

x=17

step-by-step explanation:

mark brainliest and have a great day!