Factor a^2-b^2+25+10a

How can I solve this system of equation x+2y=6 2x-3y=26

A rectangular gift box has a volume of 160 cubic cm. Its length is 10 cm and its width is 8 cm. What is its height? Sienna has a jewelry box with a volume of 222 cubic inches. If the length of the jewelry box is 18.

One leg of a right triangle has length 7. The lengths of the other two sides are whole numbers. The length of the other leg is 80 and the length of the hypotenuse is

Three times a number is greater than - 15 and less than 12. What is the number?

A polar bear swims 390 meters at a constant rate in 150 seconds. What is the speed of the polar bear?

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.