1. 8.4 Using Systems

2. The sum of 2 numbers is 115.
The difference is 21. Find the numbers.
Y= 47
#31

3. One is 5 times the other. Find the numbers.
The sum of 2 numbers is 26.4.
One is 5 times the other. Find the numbers.
#32

4. The sum of the length and width of a rectangle is 19 inches
The sum of the length and width of a rectangle is 19 inches. The length is one less than twice the width.
#33

5. The perimeter of a rectangle is 48m
The perimeter of a rectangle is 48m. The width is 2 more than half the length.
#34

6. Taylor is five years older than his sister.= 5 + s
Taylor is five years older than his sister.
In four years he will be twice as old as her.
How old are they now? = t
2(s ) +4
Let t = Taylor’s age today
Let s = sister’s age today

7. Let m = mother’s age now
d = daughter’s age now -1

8. Two bagels and a glass of juice cost $1. 20
Two bagels and a glass of juice cost $ Three bagels and two glasses of juice is $2.05. Find the cost of one bagel and one glass of juice.

9. Assignment Page 377 #4-18 even