Algebra question. will give brainliest to the first correct answer. tickets to the theater cost $12 for adults and $9 for children. a group of 15 adults and children are attending to the theater. if the total cost was $153, how many adults and children went?

6 adults and 9 children went.

a + c = 15

12a + 9c = 153

12(6) + 9(9) = 153

72 + 81 = 153

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,