Answer: number of adults = 3, number of children = 5
Step-by-step explanation:
let the number of adults be x, and the number of children be y.
x + y = 8 , 15x + 8y = 85
1st equation x 8 = 8x + 8y = 64

substitute x=3

Answer:
51 ft
Step-by-step explanation:
y-12 = -1/4 (x-3) = 51 ft
Answer:
the answer is -i
Step-by-step explanation:
7 yes is a function
8 is not a function
Step-by-step explanation:
9x - 2x = 8 + 5
7x = 13
x =13÷7
x = 1.8571
approximately = 1.86
I think this is it