Given f (x) = 3x+9 find x when f (x) = 21

How to reset and Marcy ray received a total of $210,000 from a deceased relatives we decide to put away $50,000 in the trust fund for the child invite remainder into 1/4 for Marcy and 3/4 for Al. How much will Al receive?

A problem states: "There are 2 more horses than cows in a field. There are 16 animals in the field in all. How many horses are there in the field?" Let h represent the number of horses.

The owner of a garden center delivers bags of mulch. Each bag is sold for $6. The owner spends $16 for transportation to deliver the bags.

Which of the following is the correct factorization of this trinomial 4x squared - 0x - 25

For f (x) = 0.01 (2) x, find the average rate of change from x = 2 to x = 10. A) 1.275 B) 8 C) 10.2 D) 10.24

Molly says that 4/8 is always the same 1/2. Andrew says that 4/8 and 1/2 are equivalent fractions, but they could be different amounts.

A pole that is 3.1 m tall casts a shadow that is 1.18 m long. At the same time, a nearby tower casts a shadow that is 35.75 m long. How tall is the tower? Round the nearest meter.

What is the difference of (4-5y) - 2 (3.5y-8) ?

What is 12 + 5x = - 6x + 23?

A color printer prints 7 pages in 3 minutes. How many minutes does it take per page? It takes 30 pounds of seed to completely plant a 5 acre field. How many pounds of seed are needed per acre?