A variable needs to be eliminated to solve the system of equations below. Choose the correct first step.
-8x - y = 35
- 8x - 5y = 15

Which value of c would make he following expression completely factored? 8x+cy

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

The measure of an angle is 117°. what is the measure of a supplementary angle?