WebQuest

Exploring Linear Equations and the Cartesian Plane

Linear Equations in Slope-Intercept Form

Once you have completed all the steps on the Process page you may take this quiz. How well do you understand Linear Equations, the Cartesian Plane, and lines in Slope-Intercept Form?

Question #1

What kind of lines are Linear Equations?

a) curved

b) straight

c) dotted

d) parabolic

Question #2

What is the formula for a line in Slope-Intercept Form?

a) y=mx+b

b) Ax+By=C

c) a^2+b^2=c^2

d) y=y1+b(x-x1)

Question #3

Question #4

Question #5

Question #6

Question #7

If m=4 and b=-3, write the equation in Slope-Intercept Form.

a) 4y=-3x

b) y=-3x+4

c) y=4x-3

d) y=-4x+3

Question #8

If m=-1 and b=9, write the equation in Slope-Intercept Form.

a) y=-x+9

b) y=1x+9

c) y=-9+x

d) y=9x-1

Question #9

If a line has a negative slope, it would be drawn...

a) horizontal

b) going up to the right

c) going down right

d) going down left

Question #10

If a line has a positive slope, then...

a) "m" is a positive number

b) "b" is a positive number

c) the line would be vertical

d) the equation would have a + sign

Question #11

What kind of line is the following: y=3, where x=0?

a) this is not a line

b) a diagonal

c) a vertical line

d) a horizontal line

Question #12

A line where the slope is undefined is...

a) curved

b) dotted

c) horizontal

d) vertical

Question #13

A line that passes through to origin would have a y-intercept of:

a) (0,0)

b) (1,0)

c) (0,y)

d) (x,0)

Question #14

How does "slope" affect what a line looks like?

a) It changes how long the line is.

b) It changes what quadrant the line is in.

c) It changes the steepness of the line.

d) It changes where the line meets the y-axis.

Question #15

How does the "y-intercept" affect a line in Slope-Intercept Form.