Answered

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A charity gala is held in a hotel ballroom each year. The cost is $150 for the ballroom and an
additional $22.50 for each attendee. This year, the gala ends up costing $2,400. How many
attendees were there?

Sagot :

loster190

Answer: x=100$

Step-by-step explanation:

use the slope formula

y=mx+b

plug in what you have

y=2400, m=22.50x, b=150

solve for x

2400=22.50x+150

subtract 150 from both sides

2250=22.50x

divide 22.50 x from both sides

x=100 people

don't forget your units :)

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