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prisoha [69]
3 years ago
6

When solving a system by substitution one should

Mathematics
1 answer:
Sophie [7]3 years ago
6 0
The answer is B my teacher told me.
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A total of 754 tickets were sold for the school play. They were either adult tickets or student tickets. There were 54 more stud
inn [45]
Answer: 350

Explanation:

a = adult tickets
s = student tickets

║ a + s = 754
║s = a + 54

Plug s = a + 54 into a + s = 754

a + (a + 54) = 754

a + a + 54 = 754

2a + 54 = 754

2a = 754 - 54 

2a = 700

a = 350
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