Which of the following equations has an infinite number of solutions? A. 3x – 3 = –4x
B. 2y + 4 – y = 16
C. 7x + 5 = 4x + 5 + 3x
D. 6y – 2 = 2(y – 1)

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?

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer