12 (9y + 10b + 11), for y = 3 and b = 5

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?

What is the product (-2x-9y^2) (4-x-3)

A sum of £40 is shared between several people so each receives 2/7 of a pound. how many people receive a share?

Based upon relative frequency, it has been determined that 15% of all cars tested emit excessive hydrocarbons, 12% emit excessive CO, and 8% emit excessive amounts of both.

Brian needs to buy some pencils. Brand A has a pack 12 of pencils fo r2.98. Brand B has a pack of 18 pencils for 4.99.

Antonio recorded the number of minutes he rode his bicycle each day leading up to his race. He knew he totalled 780 minutes for the week. After the race, he filled out a survey listing the total number of hours he had trained the last week.

What expression is equivalent to - 5 (3x - 4)

Solve by substitution or elimination 2x + y = 5 2x - y = 3

3. Subtract: 4x^3-6x^3+8x-9 from 7x^3-16x+18

What is 17 and five divided by 8