How do I solve 21r<7?

What would. 665 be as a percentage

Solve the quadratic by factoring, completing the square, or using the quadratic formula. [[12x^2-13x+3=0]]

A tree 5 ft tall grows an avarage of 8 in. each year. write and graph an equation to model the tree's height h after x years.

Tell me what the "d," presents in the given formula: A= dd.

At the end of the month mr copley has $1473.61 in is checking account his checkbook showed the following transaction if made made an initial deposit of $75 that is not shown in his checkbook what was his balance at the beginning of the month

Jerry is filling a water tank which initially consists of 75 gallons of water. As the water is being pumped in, the water in the tank increases by 2.5 gallons every minute.

Tickets to the senior class play cost $7. Production expenses for costumes and sets are $350. The profit (p) will depend on the number of tickets sold (n).

If you can buy 1/2 of a gallon of milk for $3 how many gallons can you buy for $5 write your answer as a fraction of a gallon

If 8 pounds of grass seed are divided equally into five piles, what is the weight of one of these piles? A) 5/8 pound B) 8/5 pounds C) 5 1/8 pounds D) 8 1/5 pounds

The transitive property holds for similar figures. true false.