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Mathematics 7 Online
Hayhayz (hayhayz):

Jeff is designing the seating arrangement for a concert in his high school theater. To give everyone a good view, each row must have 5 more seats than the row before it, and the 1st row can only have 12 seats. Help Jeff plan the rest of the seating by solving for how many seats are in row 25. Then explain to Jeff how to create an equation to predict the number of seats in any row. Show your work, and use complete sentences. @imqwerty

Hayhayz (hayhayz):

ok so start with 1st row = 12 chairs haan and then add 5 each time

imqwerty (imqwerty):

hann and yea

imqwerty (imqwerty):

try writing down the number of seats each row will have notice the pattern

Hayhayz (hayhayz):

wait we can make equation n=12 + 5 (n-1) haan so if you plug in numbers it would be 12+5(25-1) 12+24x5=132 haan?

imqwerty (imqwerty):

yes correct! :)

Hayhayz (hayhayz):

132 seats yayy

Hayhayz (hayhayz):

3 more questions

imqwerty (imqwerty):

okay :)

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