(20 PTS) WILL GIVE BRAINLIST

3. solve by graphing: y = 2x + 6 x + y = -3

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Select 2 statements that are true about the equation y+6=-10(x-3).1) the slope of the line is -102) the slope of the line is 33) one point on the line is (3,6)4) one point on the line is (3,-6)