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Algebra
Pregunta

6. To host a children's party at an indoor playgro...

6. To host a children's party at an indoor playground, a family pays a non-refundable deposit plus an additional amount for each child attending. If \( 10 \) children attend, the total cost is \( \$ 380 \) . If \( 15 \) children attend, the total cost is \( \$ 440 \) . 

(a) Write an equation to relate the total cost, \( C \) , to the number of children attending, \( n . ( 3 \) marks) 

Answer

C = 12n + 260

Solución
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