4x + 7 – 3x^2 – 2x – 8x^2 – 2+4x + 7 – 3x^2 – 2x – 8x^2 – 2

Solve the system by the elimination method. 3x - 2y - 7 = 0 5x + y - 3 = 0 to eliminate y, the lcm is 2. which of the following is the resulting equations? 1.3x - 2y - 7 = 0 5x + y - 3 = 0 2.3x - 2y - 7 = 0 -10x - 2y + 6 = 0 3.3x - 2y - 7 = 0 10x + 2y - 6 = 0

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !