Solve the equation: 12=102 12 w = 102.

What is the substitution of 7+3x=1?

Last weekend Mandy collected 4 times as many shells as Cameron. Together they collected 40 shells. How many shells did Mandy collect?

How long will it take a person to double $2000 at a 6% interest rate, compounded annually?

Elena gives the same amount of water to each of her 7 rose bushes. She has 5 gallons of water for the bushes. How much water does Elena give to each rose bush?

A chemist needs to mix a 2% acid solution and a 10% acid solution to make 600 milliliters of a 5% acid solution.

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.