Mathematics, 08.12.2020 22:10 hjeffrey168

At a planetarium show, children's tickets cost $10 apiece and adults' tickets cost $20 apiece. These are the only two types of tickets sold. At a recent show, 29 tick-
ets were sold for a total revenue of $430. How many children's tickets were sold?

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At a planetarium show, children's tickets cost $10 apiece and adults' tickets cost $20 apiece. Thes...