Find −a2 − 3b3 + c2 + 2b3 − c2 if a = 3, b = 2, and c = −3 the numbers after the variables are exponents. so it's like -a2 is -a squared.

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost

If m_b=mzd= 43, find mzc so that quadrilateral abcd is a parallelogram o 86 137 o 129 43 description