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The future engineers of America treasurer was going back through the fundraising records.On Monday,the club made revenue of $140 selling contest tickets at $10 each .One person sold 8 tickets,but the other person selling that day forgot to write down how many she sold. Write and solve an equation to determine the number of tickets the other person sold

Respuesta :

10(8) + 10 (x) = 140 80 + 10x =140 Subtract 80 both sides  10x= 140-80  10x = 60  Divide 10 both sides  10x /10 = 60 /10 X = 6   Therefore other person sold 6 .  To check  80 + 60 = 140

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