N2-m?; n= -2, and m= -9
in? - m2 = (Simplify your answer.)

1) 5

2) 9

Step-by-step explanation:

n2 - m

= -2(2) - (-9)

= -4 + 9

= 5

in - m2

= i(-2) - (-9)(2)

= -2i + 18

=> -2i = -18

=> i = -18/-2

=> i = 9

step-by-step explanation:

20% of 120 is 24. if you subtract 24 from 120 you get 96

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.