Cigarette smoking is responsible for about of all copd deaths

a) 50-60
b) 60-70
c) 70-80
d) 80-90
e) 90-100

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?