(Score for Question 3: of 5 points)
3. Solve the linear expression.
-3(1.5n -1)

Which number line correctly shows 0.8 + 0.3?

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.