Answer:
x1=-11
x2=3
(3,-11)
Step-by-step explanation:
Answer:

Step-by-step explanation:
The angle sum of a pentagon is 540°
Using this and the angles we know, we can create an equation.

Answer:
the T-shirt cost is $16
Step-by-step explanation:
first, we know the total cost of the shirt and book was $28 so we substract 12 from 28 wich gives us 16 so the cost of the shirt is $16.
Answer:
48%
Step-by-step explanation:
Use Is/Of