5. Your scores on the first 4 tests in Algebra were 85, 80, 90, and 93. What do you need
to make on the 5th test to have a 90 average in the class?

Answer this question, only if you know the answer. 30 points and brainliest!

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]