Mathematics, 22.08.2019 00:50 chiquita77
The difference of two numbers, a and b, is 21. the difference of 5 times a and two times b is 18. what are the values of a and b? a. 4,1 b. -19,40 b. 20,1 c. 30,9 d. -8,-29
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Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2
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