2n + 4n = 42

Answer: the value of n is ...

a car can travel 459 miles on 17 gallons of gasoline. how much gasoline will it need to go 54 miles?

Convert 14/37 into a decimal

A recipe that serves 6 uses 1 and 1/4 cups of flower. How many cups are needed to serve 8?

What two numbers add to get 10 and multiply to get - 60

if there are 21 students in the club and the y-shirt order costs a total of $178, how much does each y-short cost?

You make 48 pints of pink paint by using 5 pints of red paint for every 3 pints of white paint. Use a diagram to find the number of pints of red paint and white paint in your mixture. Explain.

Which property is demonstrated by the following statement? 16 + (22+a) = (16+22) + a

Shelia works 8 hours per day Monday, Wednesday, and Friday, and 6 hours a day on Tuesday and Thursday. She does not work on Saturday or Sunday. She earns $324 per week. How much is she paid in dollars per hour?

Factor x2 - 6x + 9. A) (x - 3) B) (x - 3) (x + 3) C) (x - 3) 2 D) (x + 3) 2

What triangle has three lines of symmetry