The sum of three times a number and - 4 is at least twice the number plus 8 as an inequality

Working together, melissa and jing can mow a lawn in 5 hours. It would take melissa 8 hours to do the job alone. What is the value of r, the part of the lawn that king could complete in 1 hour?

Is 5 a solution of the equation? 13 - d = 8

For every 1/4 turn of a crank, a gear rotates 1 time. how many time did the gear rotate if the crank is turned 8 times?

Draw an area model to solve 549: 3

If two out of every seven individuals in a population carry a gene for a defective enzyme, what ratio of individuals carry the normal gene?

How to differentiate t tests

What is one ecample of an odd trigonometric function? ecplain?

What is the sum of the arithmetic sequence 8, 14, 20 ..., if there are 24 terms?

Soccer practice starts at 3:45. Sharna spends 12 minutes walking home from school. It takes 7 minutes for her to gather her soccer equipment and 10 more minutes to get to the soccer field. What time does Sharna leave school?

Fill in the blank so that the ordered pair is a solution of the equation. #1 ... y = 7x - 5; (2,__) #2. Y = 15 - 3x; (___,6) ?