Answer:
8 pizzas for the party
Step-by-step explanation:
The Italian Kitchen Pizzeria charges $12.99
Budget of $115
How many pizzas to buy?
115 / 12.99 ≈ 8.853 pizzas
We can buy 8 pizzas. ( we do not have enough money for a ninth )
1/6+2/3+36= 221/6 or simplified 36 5/6
Answer:
Step-by-step explanation:
Factorise the denominator of the second fraction
y² - 1 = (y - 1)(y + 1) ← difference of squares
To obtain a common denominator
multiply numerator/ denominator of first fraction by (y + 1)
= - ← subtract numerators leaving the common denominator
=
=
= ← cancel common factor (y - 1) on numerator/denominator
=