20x+5y=40 solve for x

A farmer grows only corn and lettuce. the farmer plans to plant 455 rows this year. the number of rows of corn will be 2.5 times the number of rows of lettuce. how many rows of each vegetable does the farmer plan to plant?

A person must be at least 42 inches tall to ride the Roller Coast at an amusement park. Let h represent the height of any person who meets the requirement. Write an inequality that describes h. A. h<=42 B. h<=-42 C. h>=42 D. h>=-42

Alexa is deciding where to buy a new camera. Each store offers a 1-year loan for $450 but with different interest rates and fees. Which is the best way for Alexa to choose the $450 loan that will cost her the LEAST?

Buddy needs to have a surgery on his leg the cost is 2500 his owner will get a loan for this amount over 2 years at a rate of 7.5% how much will the interest be on this loan?

What is the lateral area of the pyramid

How do I find the perimeter of a triangular prism?

A garden shop sells 15 " by 15 " square stepping stones for the same price as 20 " round stones. If all stepping stones are the same thickness, which option gives the most rock for the money? The area of a square stepping stone is (?) in.

What is 2 1/2 / 1/3?

42+36 = use rounding or compatible numbers to estimate the sum

Elana spent 2.50 on pineapple juice pineapple juice costs. 10 per ounce. how many ounces of pineapple juice did Elana buy?