3. amar and sang mowed lawns to earn money to go on a trip at the end of the month. they both mowed the same number of lawns. amar earned $20 for each lawn he mowed in his neighborhood. sang earned $15 for each lawn he mowed in his neighborhood. (a) using a variable, write an expression that describes the total amount of money earned by both boys at the end of the month. define what the variable represents. (b) amar and sang mowed 10 lawns each by the end of the month. they need $400 for a summer trip. do they have enough money for their trip? show or explain your work. 99 points

A)

Total = y

Number of lawns = x

y = 20x+15x

 combine like terms y =35x

B) y = 35x

X = 10 lawns

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

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.