3a2+4b for a=2 and b=3

Find the absolute value |7/10|

A triangle has sides of lengths 6, 8, and 10. Is it a right triangle? Explain.

Patel received an allowance of $15 per week. How many week will it take him to purchase the kit?

Fred's frog jumped 7 times as far as Al's frog. The two fogs jumped a total of 56 inches. How far did Fred's frog jump?

Find the distance from A (-1,5) to the line whose equation is 4x - 5y = 12.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.