5x+2y+7 -5x+5y+ 14 solve each system by elimination

Complete the truth table a. t, f, f, t b. t f f f c. f t f t d f t f t

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

What multiplys to be 1 but adds up to be 4