Solve for x in simplest form: 15 = 5/3(x + 12)

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

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

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x