What is the solution to the following system? 3x+2y+z=20 x-4y-z=-10 2x+y+2z=15 a. (2, 3, 4) b. (4, 3, –2) c. (4, 3, 2) d. (6, 7, –2)

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

Solve: 3x+y=6 4x-2y=18 show all work !

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet