Simplify

0.1 (3x - 4y) + 0.7x - 3y.

Rick earns $6 for each dog he washes. he also earns $8 each week for doing chores at home. what will rick earn if he washes 1, 2, or 3 dogs?

How do you solve the equation 5/x = x-4

The question is: find 55% of $4.80 ... how do I find the answer?

Use a net to find the surface area of the cereal box.

Find the domain of (90,660)

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.