Which expression is equal to - 2i (-9 6i)

a. - 12 18i

b. 18-12i

c. 12 18i

d. 18 12i?

Do the equations 1/5x+2=6 and 1/5 (x+2) = 6 represent the same situation?

A bicycle has two wheels. how many terms do u think a binomial has

What is another way - 7/2 is written in

A Ferris Wheel has a diameter of 160 feet. There are 60 cars for riders, and they are placed at even intervals around the Ferris Wheel. Approximately how many feet apart are the cars placed? Use 3.14 for π.

A rectangle has length 3 cm greater than its width. it has an area of 28cm squared, find the dimensions of the rectangle

For the following exercises, write the interval in set-builder notation 10. (-infinity, 6) 11. (4, infinity) 12. [-3,5) 13. [-4,1]U[9, infinity) 14. (-infinity, infinity)

Gary needs to solve 120 problems by a certain day. He calculated, that to finish all the problems in time, he needs to solve 5 problems every day. But Gary's family is going on a trip, and for 4 days Gary will simply have no time to do math.

Complete the statement with equal to, greater than, or less than 7/8*6/6 will be __7/8?

4.2x10^6+2.25x10^5+2.8x10^6

Haysel practiced the flute for 1 hour and 10 minutes. She stoped at 6 20 for dinner. What time did she begin practicing?