What is the value of x in the solution to this system of linear equations?

x+y = 4

x-y = 6

15xy - 4 + 2xy - 7xy - 1

What is the GCF of the numerator and denominator in the following fraction? - 3 9 11 They are relatively prime.

Jennifer drove three times as far as David. Jennifer drove 48 more miles than David. How far did Jennifer drive?

A parking lot is in the shape of a trapezoid. The altitude of the trapezoid is 200 feet and the bases are 300 feet and 700 feet. What is the area of the parking lot

find the slope and the y-intercept of the graph of the linear equation. y=-3-14xy=-3-14xthe slope isand the y-intercept is.

What is the best description of the end behavior of the graph of f (x) = 12 (13) x+6? f (x) = 12 (13) x+6?

What is the measure of Z in the parallelogram shown? A. 190 B. 90 C. 150 D. 30

Add. (2x4+x3-4x2+3) + (4x4-2x3-x2+10x+2) Express the answer in standard form. Enter your answer in the box.

A rectangular park has a width of 8/9 of a mile and a length 3/5 of a mile. Find the area of the park. Write your answer in simplest form, using a complete sentence explain your answer.

A female grey whale is 2 times as long as a female killer whale. A female killer whale is 7 meters long. How long is a female grey whalevin centimeters?