Explain how to add or subtract decimals

What is the solution for this equation [3y+7]=13

A geometric sequence is shown below: 66 a0, - 11, 22, 56 a1, 88, - 176. A) What is the common ratio for this geometric sequence? 69 a2 B) What are the missing terms in the geometric sequence shown above?

Given the f (x) = 8x - 3, find g (x) if g (x) = 5 - 2[f (x) ]2.

What are the steps used to solve the given literal equation t=2 (3.14) √m/k

If y = 2x2 - 4x, what is the value of y when x equals 5.

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.