Which quadratic equations have two solutions? Select all that apply.
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What is (28 + 7 + 6 + 3) x 1/2 show your work

Evaluate the expression for the given value of the variable 7a - 4a for a =8

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?