Four more than the product of one and a number x

Find the domain of the rational expression: 4-x/3x+21

A missing fraction on a number line is located exactly halfway between and What is the missing fraction?

9.2 written as a mixed number in simplest form? A. 9/2 B. 2/9 C. 91/5 D. 29/10

If I traveled 2269 miles for $328.00 in gas how many miles per gallon

Scenario for y=x+5 and y=2x+2

The Air conditioner unit in the classroom uses 120 volts. it requires 2000 watts of usage on the average, and it stays on for 8 hours every day.

3y+6y=9 how solve this

Sean spent $38 for shorts. This was $4 less than twice what he spent for a shirt. The equation 2x - 4 = 38 can be used to find the cost of the shirt (x). How much did Sean spend on the shirt?

Find the perimeter of the rectangle What is the area

Of all rectangles with a fixed perimeter of p, which one has the maximum area? (give the dimensions in terms of p.)