Estimate the solution of the system (x+y=4. 2x-y=6) by sketching a graph of each linear function. then solve the system algebraically. use your estimate to judge the reasonableness of your solution. the estimated solution is the algebraic solution the solution is/is not reasonable because ( me i'm confused)

Write down in words the number 65 405

1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?

What is -23,-19,14,5, and -8 in order from least to greatest