7.5 Solving a Linear System using Elimination

We can solve a linear system by adding or subtracting one equation from the other.
Examples:
1. 3 5 6
3 4
2. 2 4 5
4 4
3. 5 3 1
2 5 9
4. 2 3 5
3
5. 5 3
7.4 Solving a Linear System using Substitution

We can solve a linear system by substituting one equation into the other.
Examples:
1. 3 5 6
4
2. 4 2 5
4 4
3. 5 3 1
5 2 9
4. 2 3 5
3
5. 5 3 12
4 6 6
7.6 Properties of Linear Systems
 Linear systems can have one solution, no solutions, or an infinite number of solutions.
When two lines are parallel (have the same slope), there are _
solutions.
Whe
Basic Skills Review Chapters 1 and 2
Name: _
Chapter 1: Measurement
Converting between units
Calculating surface area and volume
Chapter 2: Trigonometry
Find missing sides on a triangle
Find missi
Math 10 Ch. 7 Review
Test next class
Portfolio is due next class (your test will not be marked without it)
Solve a system of equations by
1. Graphing
2. Substitution
3. Elimination
e.g. Try this probl
Basic Skills Review Chapters 7
Name: _
Chapter 7: Linear Systems
Solve a system using substitution, elimination, and graphing
Write a system of equations from a word problem
Find out how many solut
Basic Skills Review Chapters 5 and 6
Name: _
Chapter 5: Functions and Relations
What is a function
Domain and Range
Rate of change
Chapter 6: Linear Relations
Calculate slope
Graph a line (in 3 f
Station 1 Slope
1. What is the slope of this line?
2. What is the slope of the line that passes through the points (5, 2) and (0,1)?
3. Draw a line that passes through the point (4,5) and has a slope
Foundations of Mathematics 12 2.1
2.1 ANALYZING MEANS
Goal: Solve problems that involve single payment loan: and regular payment loam.
Example 1: Solving for the term and total interest of a loan with
3.2 Exploring the Pythagorean Relationship
Example 1: Describe Relationships in Right Triangles
What is the area of each
square?
Which side is the
hypotenuse?
a
b
c
Write an addition statement
to show
3.3 Estimating Square Roots
Example 1: Estimate the square root: 22
a) How can you check your answer?
b) Can you make a better guess?
You try:
Check your answer and make a better guess if you need to.
Chapter 3 Pythagorean Relationship
Name:
The Dangerous Ratio
It's a stormy day on the sea off the coast of Greece. The date is around 520 BC. Fighting for his
life, a man is heaved over the side of a
Math 8
Ch. 10 Notes
Ms. Morrison
Goals: Solve equations using a model and opposite operations
Example 1: Using a model
You try:
Example 2: Solve using opposite operations. Verify your answer
a)
4 6 28
Chapter 5 Surface Area
Name:
Prequiz:
Total:
/16
1. Label the following (just the letters) on this object:
(a) edge
(b) vertex
(c) face
2. Match the shape with its
name
_ Cylinder
_ Rectangular Prism
Basic Skills Review Chapters 5 & 7
Name: _
Ch. 5 Surface area
Find the area of each side, add them up
Formulas:
Area of Rectangle = length width
Area of Triangle = (base height) / 2
Area of Circle =
3.5 Applying the Pythagorean Relationship
Example 1:
You try:
How far is it to Sams school as the crow
flies?
Example 2:
You try: Danelle checks another corner in her bedroom. She measures 30cm along