MDM 1D1 Progress Tracker
Unit 3 & 4 Review
1. Complete a question then check your answer. If you got the right answer put C, if you made a mistake put IC.
2. If you got a wrong answer spend time correcting your solution. 3. Once you are done choose “It’s crystal clear” or “I still have some questions”. 4. If you have any questions you should be coming to see me.
Your completed tracking sheet will be collected
Check one or the other
Question Skill/Understanding
Correct (C) or Incorrect
(IC)
It’s crystal clear –
next time I’ll get perfect!
I still have some
questions
1c,d,f,i Adding exponents & Subtracting exponents, multiplying & Dividing #'s
1a,b,e,g,h Combining like terms
1d,e Subtracting exponents & power of a power exponent
1j,k,l Distributive law and collecting like terms
2e,f Distributive law and solving equations-‐variables on one side
2g,h,I, j,k,l,m,n,o
Solving equations -‐ variables on both sides
2m,n,o Solving equations with fractions
3 Solving Equation & Check
4 Evaluating Expressions
5-‐9
Create and solve equations using 2 dimension shapes
10-‐19
Create and solve equations word problems
MPM 1DI – Unit 3&4: Algebra & Solving Equations DUE: ______________
Algebra & Solving Equations Review
1. Simplify each of the following: a) 8𝑎 − 4𝑏 + 3 − 7𝑏 + 11𝑎 b) −9𝑥! + 7𝑥 − 4𝑥! + 6𝑥! − 10𝑥 − 8𝑥! c) (2𝑎!𝑏!)(−3𝑎𝑏! )(7𝑎!𝑏!) d) (!!!!!)!
(!!!)!(!!")
e) 7𝑎! + 3𝑎 − 9𝑎! − 3𝑎! + 5𝑎 − 𝑎!
f) (−2𝑎!𝑏!)( 5𝑎!𝑏!)(−2𝑎!𝑏)
g) 8𝑥𝑦 − 4𝑦! + 3𝑥𝑦 − 7𝑦! + 11𝑥𝑦 h) 8𝑏! + 9𝑏 − 2𝑏! + 7𝑏! − 4𝑏 + 3𝑏!
i) (!!!!!)!
(!!!)!(!!)
j) 2𝑥(3𝑥 − 5) – 𝑥(4𝑥 − 7) k) 3𝑥!– 2𝑥 5𝑥 − 4 + 3 𝑥 − 8 − 12 l) 6𝑥! 5𝑥 − 4 − 12𝑥! + 3𝑥 𝑥! − 8𝑥 2. Solve each of the following:
3. Perform a check for 2a), e), j).
4. Simplify then evaluate for the given value:
5. The following rectangles have equal perimeter. Find the side lengths of BOTH rectangles.
6. The length of a rectangle is 4 times its width. If the perimeter is 80cm, what is the area?
7. The following rectangles have equal area. Find the side lengths of BOTH rectangles.
a) 15 = 8x – 5 + 2x b) 7x – 4x = 56 c)
d) e) -‐3 = 4 (k + 7) -‐ 15 f) 4c + 3 (c – 2) = -‐34
g) 4 (3y – 1) + 13 = 5y + 2 h) 4 (a + 2) = 14 – 2 (3 +2a) i) 3 (30 + s) = 4 (s + 19) j) 3(2𝑥 + 5) – (3𝑥 − 3) = 4𝑥 + 7 k) 5(𝑥 − 1) – 2(7𝑥 + 4) = 6𝑥 + 2 l)
m)
n) !!+ !
!= !"
!+ !
!
o) 𝑦 + !
!= 2 − !!
!+ !
!
a) (!!"!!!!
!!!!!)!, 𝑥 = −2, 𝑦 = 3
b) (!"!!!!!
!"!!!!)!, 𝑥 = 2, 𝑦 = −3
c) (!!"!!"!!
!!!!!)!, 𝑥 = −1, 𝑦 = 4
2x −13
= 5
12x + 7 = 6
5− 2 e+1( )+ e = −3+3 e+ 2( )
23
47
3gg
=−−
9x-‐2 6x-‐1
5x+8 3x+5
3x+12
2
4x+4
3
8. The following hexagon has the same perimeter as the pentagon. Find the value of x.
9. If the perimeter of a triangle totals 30cm, and the length of the base is three more than some number, the height is
6 times the same number and the hypotenuse is one less than seven times the same number. a) Determine the length of each side length. b) Find the area of the triangle (A=!!
! )
10. The sum of the ages of 4 brothers in a family is 31. If the oldest brother is 6 years less than 3 times the 2nd child, the
youngest is 4 years younger than the 2nd child and the 3rd child exceeds the 2nd by 5 years. How old is each of the brothers?
11. Westside is having a fundraiser and will donate $20 for every $100 they earn. They are selling bracelets for $8 and necklaces for $12. If they sold 513 bracelets and 432 necklaces, how much money do they make after their donation?
12. Gary, Alison, and Liam won a 50/50 draw of $245 but didn’t split the winnings equally. If Gary received 6 more twice as much as Alison, and Liam received 7 less then triple as Alison, how much did they each receive?
13. The sale price of an 8 GB iPod touch is $111.99 after a 44% discount. What was the original price of the iPod touch? 14. Combined, Jackie, Frank, and Elsie’s ages total 15 years. Frank is 3 years older than Jackie and Elsie’s age is 4 times
Jackie’s age. Determine the age of each person. 15. For Pink day Westside donated 80% of it’s earnings to the Canadian Cancer Society. They charged $2 at the
photobooth and $3 for pink cotton candy. If they sold 112 photobooth sessions and 413 sticks of cotton candy, how much money did they make after their donation?
16. A 180-‐meter cable must be cut into three pieces. The second piece must be three times as long as the first. The
third piece must be 40 meters longer than the first. Find the length of each piece. 17. Ailish, Kyle, and Kolby go out for dinner and the bill came to $86. Kyle paid 14 less then four times the amount Ailish
paid, and Kolby paid 4 more than double what Ailish paid. If they left a $12 tip, how much did they each pay? 18. For their Grade 8 graduation, students are preparing a fruit punch made up of one part orange juice to two parts
lemonade. If they purchased 78 cans of beverage, how many were orange juice and how many were lemonade? 19. Heather and Ethan went to the local market to buy some vegetables. They bought cucumbers for $0.75 and
zucchinis for $0.80 and the bill was $18.65. If they bought 11 cucumbers, how many zucchinis did they buy?
3x-‐6
2x 4x-‐1
4x-‐1 3x-‐6
2x
3x+1
x
2x+3 2x+3
x
Algebra & Solving Equations Review Solutions
1. a) 19𝑎 − 11𝑏 + 3 b) 2𝑥! − 17𝑥! − 3𝑥 c) −42𝑎!"𝑏!! d) 4𝑎!𝑏! e) 4𝑎! − 10𝑎! + 8𝑎 f) 20𝑎!"𝑏!" g) 22𝑥𝑦 − 11𝑦! h) 5𝑏! + 11𝑏! + 5𝑏 i) 3𝑎!𝑏! j) 2𝑥! − 3𝑥 k) −7𝑥! + 11𝑥 − 36 l) 33𝑥! − 60𝑥!
2. a) 𝑥 = 2 b) 𝑥 = !"! c) 𝑥 = 8 d) 𝑥 = −2 e) 𝑘 = −4 f) 𝑐 = −4 g) 𝑦 = −1 h) 𝑎 = 0
i) 𝑠 = 14 j) 𝑥 = 11 k) 𝑥 = −1 l) 𝑒 = 0 m) = !!"!!
n) ℎ = 3 o) 𝑦 = !"!"
3. Make sure you have your concluding statements for checks.
4. a) 272 097 792 b) 746 496 c) 331 776
5. 17cm x 34 cm, 28cm x 23cm
6. 256cm2
7. 12 x 3, 18 x 2
8. 𝑥 = !"
!
9. height=12cm, base=5cm, hypotenuse=13cm b) 30cm2
10. 2, 6, 11, 12
11. $7448
12. Gary=$88, Alison=$41, Liam=$116
13. $199.98
14. Jack= 2, Frank=5, Elsie=8
15. $292.60
16. 28m, 84m, 68m
17. Ailish=$12, Kyle=$34, Kolby=$28
18. Orange=26, lemonade=52
19. 13 zucchinis