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Sonja [21]
3 years ago
11

Help I don’t understand. Pic above

Mathematics
1 answer:
vfiekz [6]3 years ago
7 0

Answer:

110

Step-by-step explanation:

x = adult's tickets

y = student's tickets

{x + y = 250

{5x + 7y = 1530

{- 5x - 5y = - 1250

{5x + 7y = 1530

--------------------------

2y = 280

y = 280/2

y = 140

x + y = 250

x + 140 = 250

x = 250 - 140

x = 110

I hope I've helped you.

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dimulka [17.4K]

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If M (4.2) is the midpoint of AB and A (-5, -3), find the coordinates of B.
loris [4]

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M(4,2) is the midpoint of AB and A(-5, -3).

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MissTica

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