Answer:
Step-by-step explanation:
adults : 0 children: 600
x + y = 600
6x＋4y = 2400
4×(x + y = 600) = 4x＋4y = 2400
(6x＋4y = 2400) － (4x＋4y = 2400) = x=0
so y=600
Your answer is 2.5
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B
you are not supposed to withdrawal money from a savings account
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Vertically Opposite Angles are equal..
so,
