Which of the following is the prime factored form of the lowest common denominator of 6/7+5/6

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two