What is the measure of ACB?
50 degrees
100 degrees
25 degrees
40 degrees

Find the rate of change for the situation. you run 7 miles in one hour and 21 miles in three hours.

Which of these statements is correct? the system of linear equations 6x - 5y = 8 and 12x - 10y = 16 has no solution. the system of linear equations 7x + 2y = 6 and 14x + 4y = 16 has an infinite number of solutions. the system of linear equations 8x - 3y = 10 and 16x - 6y = 22 has no solution. the system of linear equations 9x + 6y = 14 and 18x + 12y = 26 has an infinite number of solutions.

What is the difference between –12 and –5? what is the distance between –12 and –7 on a number line? units