One solution because when you switch the - to the other side it will be positive which will equal one and make it one solution.
By substitution,
1.5x - 6 = -4.5x + 21
6x = 27
x = 4.5
Hence, y = 1.5(4.5) - 6 = 0.75
He needs $78.95 to buy 5 of each
Answer:
3.71/15= 0.24733
1 lbs of potatoes= 0.25 cents
