Y=-4x+15
8x-2y=-30
using a substitution method or elimination method.

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Which statement justifies why angle ebc measures 90?

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?