Find the missing coefficient.

(52 - 7) (54 - 6) = 254 + _

d + 42

Find the value of a and b, when 5+23 = a - b 3 7+4V3

Find the area of the blue sector. Use 3.14 for pi and round to the nearest hundredth.

Find the greatest possible value for a+b+c+d if b is a positive integer and a, b, c, d satisfy the system of equations a+b=c b+c=d c+d=a

One jar has 38 buttons. another jar has 43 bottoms. about how many buttons are in both jars?

1 Three times the measure of a supplement of an angle is eight times the measure of a complement of the angle. What is the measure of the angle? Type in the number only The measure of the angle is

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.