For a concert, mark arranged chairs in 55 rows. he placed 150 chairs in each row.
1. how many chairs did he use?
2. if he removed 13 rows, how many chairs were left?

step-by-step explanation:

$11.01

$16

$15

$4

hope this

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.