Substituting y = –2 back into the first equation gives

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's

d. millimeters per hour.

step-by-step explanation:

we are given that,

carlo used a rain gauge to measure the amount of water his lawn is receiving from the sprinklers.

since, according to the options, we see that,

water cannot be measured by 'miles per hour', 'meters per second' and 'grams per seconds'.

we get that, the water can be measured by 'millimeters per hour'.

hence, the appropriate rate for describing the amount of water is 'millimeters per hour'.

my answer is$ 12

step-by-step explanation:

because 15 -2=12