Equations
Solve the equation:
3x - 10 = 11
x = 7
What does the m and b represent in a linear equation?
y = mx + b
m = slope
b = y-intercept
What is the square root of 144?
12
What is the rule that makes a relation a function?
Every input has exactly one output
What kind of dog does Ms. James have?
Yorkie
Solve the equation:
5 ( x - 3 ) = 10
x = 5
What is the slope and y-intercept of the linear equation?
y = -3x + 7
m (slope) = -3
b (y-intercept) = 7
What is the number underneath the square root sign called?
Radicand
Find the value of y for the given value of x.
y = 1 - 2x when x = 10
y = -19
How old is Ms. James?
28
Solve the equation:
9x - 3 (x - 4) = 24
x = 2
Graph the equation (whiteboards):
y = 1/2x - 8
**See boards**
We have a right triangle. The two leg lengths are 8 ft and 15 ft. What is the length of the hypotenuse?
17 ft
Write the function rule from:
The output is three less than twice the input.
y = 2x - 3
Ms. James has been teaching at LBMS for how long? (including this year)
5 years
Solve the equation:
8 (x - 2) = 6x + 10
x = 13
Graph the linear equation:
2x - 3y = 12
y = 2/3x - 4
**See board**
What is the length of a leg, if we have a right triangle with a hypotenuse of 2.9 cm and a leg of 2.1 cm?
2 cm
You are able to tell if a function is linear or nonlinear using three methods given:
- A table of values, a graph, and an equation
What are they?
Graph - Continuous straight line
Table - Constant rate of change
Equation - y = mx + b
Ms. James used to work where before she became a teacher?
A bakery
Solve the equation:
10 (2x - 3) = 5 (4x + 1)
No solution
Graph both Equations:
y = 2x + 2
y = x - 1
What is the solution to the system? (Where do the two lines intersect?)
(-3,-4)
What is the distance between the points, (1, 5) and (-4, -2).
Round to the nearest tenth.
8.6
Graph the function:
3x + 8y = 24
y = 3 - 3/8x
**See whiteboard**
In what town does Ms. James live in?
Howell