5x+2y=-4

-x+2y=8

Solve the system

Find (gOf) (x) f (x) = x^2 - (1/2x) + 4 g (x) = 8x-2

Ben drives 405 miles on 15 gallons. How many miles does Ben drive on one gallon? A) 4.05 miles per gallon B) 27 miles per gallon C) 1 over 27. miles per gallon D) 405 miles per 15 gallons

Which of the pairs of ratios are equivalent? A) 12: 24, 50 : 100 B) 16 to 3,27 to 5 C) 22/1, 68/3 D) 3/7, 17/35

If a crew of 4 workers complete the job in 10 hours, how long will it take 5 workers to complete the same job?

348 false alarms out of 400. What percent of the alarms received were false alarms?

You buy hats for $5 and sell them for $20 each. what dose the graph of profits as a function of the number of the hats sold look like

Evaluate 2 х^2 - 1 when x = 3. ОА. 25

A right pyramid with a square base has a base length of x inches, and the height is two inches longer than the length of the base. Which expression represents the volume in terms of x? x2 (x+2) cubic inches 2) in.

Is the product of a 4 digit nuismber and a 1 digit number always 5 number

The perimeter of a square is 84 meters. find the length of one side