Round to the nearest ten and hundred 209

Solve by elimination 2x+2y=14

Factor 5ab2c11 + 2bc5

A pound of chocolate costs $7. Charlie buys p pounds. Write an equation to represent the total cost c that Charlie pays.

Plato's Foods has ending net fixed assets of $84,400 and beginning net fixed assets of $79,900. During the year, the firm sold assets with a total book value of $13,600 and also recorded $14,800 in depreciation expense.

Solve 5/4 - 1/3 - 1/2 subtraction subtracting fractions

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.