Solving equations
Solve 2x = 24
12
Find slope in the equation
y = 1/2 x + 5
m= 1/2
What is the y-intercept of
y = 2x + 7
b = 7
What method would you solve the following system of equations
y=1/2x + 7
y=-2/3x -3
Graphing
How would you solve the following equation
2/x = 5/10
Cross multiply
Solve
x + 7 = 13
x = 6
Find slope from two points
(2, 4), (3, 9)
Write the equation of the line if
Slope = 2/3 and y-intercept is 5/3
y = 2/3 x + 5/3
Which method would you solve the following system of equations
2x + 4y = 12
2x - 7y = 14
Elimination by subtraction
2/x = 5/10
x=4
Solve
2x - 11 = -25
x = 7
What is the slope of the line parallel to
y = -3x -9
m = -3 since parallel lines have the same slope
Write an equation in linear form if
Slope = -2/3 and goes through the point (0,5)
y = -2/3 x + 5
Which method would you solve the following system by
4x + 5y = 20
x + y = 40
Elimination by mulitiplication
How would you graph
y<3x + 7
Dotted line shade below
3(2x + 7) = -17
x=-4
Find Slope from two points
(-2, -5), (7, 13)
m = 2
Which form is the equation
y-y1 = m(x-x1)
Point slope form
What method would you solve the following system by
-3x + 5y = -11
3x + 7y = -1
Elimination by addition
How do you graph and exponential function?
Make a table
2 + 5k = 3k - 6
k = -4
What is the slope of the line perpendicular to
y = 2/3 x -4
m = - 3/2
Solve the following equation for slope intercept form
2x - 3y = 6
y = 2/3x -2
Solve the following system
-3x + 5y = -11
3x + 7y = -1
(2, -1)
What type of function is
y= 4x
exponential