Simplify (3x - 2) - (3x + 6)

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?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Consider the diagram. lines e and c can be described as