Like Terms
3x + 4 - x + 3
2x + 7
Identify the SLOPE in the equation below:
y = 1/2x + 4
m= 1/2
Given the slope is 1/2 and the y-intercept is 3, write the equation of the line.
y = 1/2x + 3
5x + 1 = 3x + 5
x = 2
If the following in correct scientific notation?
3.45 + 10-4
NO!
The lead number must be MULTIPLIED by the base 10, not added.
-4x + y + 3x + 2
-x + y + 2 or
-1x + y + 2
Identify the Y-INTERCEPT in the equation below:
y = 1/2x - 4
b = -4
Given the slope is 1/4 and the y-intercept is -2, write the equation of the line.
Is this in the correct Scientific Notation?
4.5 x 1022
YES!
The lead number is between 1 and 10.
The number is being multiplied by the base ten.
2x - 3y - 4y + 3x
-7y + 5x or
5x - 7y
Identify the SLOPE in the equation below:
y = x + 5
m = 1 or 1/1
Given the slope is -1 and the y-intercept is -2, write the equation of the line.
y = -1x - 2 or
y = -x - 2
6x = 4x + 18
x = 9
Expand the following term.
4 x 10-5
.00004
x + 2 - 3x - 3
-2x - 1 or
-1 - 2x or
-2x + (-1)
Identify the Y-INTERCEPT in the equation below:
y = x
b = 0
Given the slope is 1/2 and the y-intercept is at the origin, write the equation of the line.
y = 1/2x
4(x + 1) = 3x + 10
x = 6
Expand the following term.
4.56 x 107
45600000
-3x - 4y - 2x - y + 4
-5x - 5y + 4
Identify the SLOPE and Y-INTERCEPT in the equation below:
y = -x
m = -1 or -1/1
b= 0
Given the slope goes down 1 and right 3 and starts at -2 on the y-axis, write the equation of the line.
y = -1/3x -2
5(x + 2) = 3x + 18
x = 4
Write the following in Scientific Notation.
.0000567
5.67 x 10-5