Answer:
(2a + 1)(a + 3) = 2a² + 7a + 3
Answer 3x3.4
Step-by-step explanation:
Answer:
Step-by-step explanation:
I think this is it but you question want super clear
A = C/2r
Answer:
B= 15 adults tickets
C= 35 student tickets
Step-by-step explanation:
x+y=50
solve for y
y=50-x
5x+3y=180
5x+3(50-x)=180
5x+150-3x=180
2x=30
x=15
y=50-15
y=35