What is the least common denominator of 3/4, 4/5, 2/3

What is 3x-5y=5?

Jessie is 45, his age is 5 years more than 4 times sals age how old is sal?

Paige has a membership to a new website. It costs $5 a month and then each song costs $0.10 to purchase. Write and equation using S to represent the number of songs that she purchased if she spends $8.20 one month. How many songs did she buy?

Add. Express your answer in simplest form. 2/9 + 1/6

Jamal has just started a new job at a building supply store; however, he has a problem of coming in late. His starting wage is $9.00 per hour, so he should make $72.00 for each 8 hour day he works. But, he comes in 15 minutes late every day.

Luis created the graph below to show the temperature from 8:00 a. m. (8 hours after midnight) until 8:00 pm Which statements are true about the temperatures Luis recorded on the graph? Check all that apply.

Approximately how many degrees are in the measure of an interior angle of a regular eight sided polygon?

4 5/2 in simplest form

Is (2,1) (3,2) (2,0) function or not

Dennis crossed the finish line 10 meters ahead of Lucy. Lucy was 5 meters ahead of Sam. How far ahead of Sam was Dennis?