Combine the like terms to simplify the expression.

4m
3
+10m
3
+18−13

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?