Answer :
Answer:
adult $10 Children $15
Step-by-step explanation:
4A + 6C = 130
10A + 12C = 280
Multiply the first by -2 to eliminate C
-8A -12C = - 260
10A +12C = 280
ADD BOTH
2A = 20
A=10 ($10 per adult)
40+6C = 130
6C = 90
C=15 (15 per child)
Answer:
adult $10 Children $15
Step-by-step explanation:
4A + 6C = 130
10A + 12C = 280
Multiply the first by -2 to eliminate C
-8A -12C = - 260
10A +12C = 280
ADD BOTH
2A = 20
A=10 ($10 per adult)
40+6C = 130
6C = 90
C=15 (15 per child)