1. Which ordered pair is a solution to the system of linear equations -4 x + y = 8 and x- 5 y = 17 A.(-4,-3)
B.(-4,3)
C.(-3,-4)
D.(-3,4)
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Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.