jack bought 3 slices of cheese pizza and 4 slices of nushroom pizza for a total cost of $12.50. Grace bought 3 slices of cheese pizza and 2 slices of mushroom pizza for a total cost of $8.50. What is the cost of one myshroom pizza
Accepted Solution
A:
The cost of one slice of mushroom pizza is $2.00 dollars. This is solved by subtracting the equations: X = cheese pizza Y = mushroom pizza (3X + 4Y = 12.50) - (3X + 2Y = 8.50) ______________ 2Y = 4.00 Y=2 or a slice of mushroom pizza is $2.00.