What is a number that represents part of a whole or part of a set?

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Factor and solve to find roots x squared -x - 90 =0