Problema Solution
a stadium has 2 sections A & B.Tickets for section A cost $A each .Tickets for section B cost $B each.Jane paid $105 for five Section A tickets and Three section B tickets .Ran paid $63 for four section A tickets and one section B ticket
(1) write 2 equations in A&B to represent the information above
(2) calculate the value of A&B
Answer provided by our tutors
1)
5A+3B=105
4A+B=63
2) multiply 2 nd equation by 3...and subtract form first
12A+3B=189
5A+3B=105
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__________
7A=84
A=12
putting A into equation 1...
B=15