Factor the trinomial completely -12x^2+45x+12

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?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Do you mind if you guys me with this question i’m on number 8