Sam spends 3 hours painting one room, and jack can paint a room in 4 hours. if they work together, how long will it take to paint 1 room

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

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)

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab