The equations 2x-5y=-5,11x-5y=15,9x+5y=5, 14x+5y=-5 and are shown on the graph below. Which system of equations has a solution of approximately (–0.6, 0.8)?

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour. is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers