A line In the xy-plane that passes through blthe coordinate points (3,-6) and (-7,-4)will never intersect a line that is represented by which of the following A. x+5y=6
B. x+ y/2=7
C. y-2x=-9
D. 2y-x=-8

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y