Wall Walk #1
Identify the following equations as no solution, infinitely many solutions, or one solution equations. On your answer sheet list which type each is.
No Solution / One Solution / Infinitely Many SolutionsA.
B. 7(2x – 4) +8 = 2(5x – 2)+4x-16
C.
D.
Wall Walk #2
Solve
- 4(5x - 2) – (x - 4) = 10
- -8 + 2 [3x + 5(6x – 8)] - 3x = 5x - 7
Wall Walk #3
Add or subtract the polynomials as indicated
1. (3x² – 2x + 5) - (–3x² – 1x + 7)
2. 3 x² + 2x – 13
+ 5x²– 5x – 18
Wall Walk #4
Simplify
1.
2.
3.
Wall Walk #5
Find three consecutive integers such that five times the third integer equals twice the first integer plus seven more than the second integer
Wall Walk#6
It takes a plane 15 min longer to fly from Augusta, Maine to Del Rio, Texas at 640 mi/hr than it does to return at 800 mi/hr. How far apart are the cities?
Rate / X Time / = DistanceWall Walk #7
Factor completely
1.
2. 3(x-2) – 4x(2-x)
Wall Walk#8
Factor Completely
Wall Walk #9
Factor completely
1.
2.
Wall Walk #10
Joe invested a total of $16,000 dollars in mutual funds and stocks. The mutual funds paid 3 ¼ % interest and the stocks paid 4.5 % interest. The annual income from these investments was $680. Find out how much was invested at each rate.
Amount Invested x % interest = IncomeWall Walk #11
A tourist bus leaves Richmond at 1:00 PM for New York City. Exactly 24 min later, a truck sets out in the same direction. The tourist bus moves at a steady 60 km/h. The truck travels at 80 km/h. How long does it take the truck to overtake the tourist bus?
Rate x Time = DistanceWall Walk #12
An oil painting is 10 in. longer than it is wide and is bordered on all sides by a 3 in. wide frame. If the area of the frame alone is 402 in.², what are the dimensions of the painting?
Wall Walk #13
A chemist has 10 cubic centimeters of a 20% salt solution. How many cubic centimeters of water should she add to produce a 5% salt solution?
Total amount x % salt = Amt of saltOriginal Solution
Added Water
New Solution
Wall Walk #14
A securities broker advised a client to invest a total of $21,000 in Bonds paying 12% interest and in certificates of deposit paying 5 ¼ % Interest. The annual income from these investments was $2250. Find out how much was invested at each rate.
Amount Invested x % interest = IncomeWall Walk #15
If 400 mL of an apple juice drink is 10% real apple juice, how many mL of apple juice must be added to make a drink that is 25% juice?
Total amount x % juice = Amt of juiceOriginal Drink
Apple Juice
New Drink
Wall Walk #16
Which of the following is a solution to the equation ?
a.
b.
c.
d.
Wall Walk #17
If the equation has two real solutions, which of the following must be true?
a.
b.
c.
d.
Wall Walk #18
Solve the equation. Give irrational roots in simplest radical form and then approximate them to the nearest tenth.
Algebra Wall Walk Answer Sheet –
Mid Term Review
Copy problem, show all work, and circle answer
1. 2.
3.4.
5. 6.
Wall Walk Answer Sheet –
Algebra Mid-Term Review
Copy problem, show all work, and circle answer
7.8.
9.10.
11. 12.
Algebra Wall Walk Answer Sheet –
Mid Term Review
Copy problem, show all work, and circle answer
13.14.
15.16.
17. 18.