Answer:
Regular price of 1 pizza = $15 {Assuming discount coupon = $22.5}
Step-by-step explanation:
Let regular non discounted price of 7 pizzas be x
x - 22.5 = 82.5
x = 82.5 + 22.5
x = 105 (Regular Non discounted price of 7 pizzas)
Regular Price of 7 pizzas = 105
Regular price of 1 pizza = 105 / 7 = 15
100m
2.55
y=3x-1 and y=3x+1
y=mx+b form
m stands for the slope which is rise over run.
b stands for the y intercept. where the line intersects with the y axis.
