Solve the original equation 2+1/b+2=3b/b+2 by solving the proportion. The solutions are a.-6,-1 b. -6,1 c. -1,6 d. 1,6

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Solve the triangle. a = 21°, c = 105°, c = 5