Answer:
1
Step-by-step explanation:
1*1=1
thats it tbh
A) C + A = 630
B) 2C + 5A = 2,910 Multiplying A by -2
A) -2C -2A = -1,260 Then adding it to B
B) 2C + 5A = 2,910
3A = 1,650
A = 550
A) C + 550 = 630
Children's tickets = 80
No, it is not because, 2/4 is 1/2. 3/7 is clearly not one half. If it were 3.5/7, then they are equivalent.
