Summer Bridge Review

All things slope

100

What is the definition of slope?

Rise/Run 

rate of change

200

What letter represents slope in an equation?

m

300

What letter represents y-intercept in an equation?

b

400

Equation for slope-intercept form

y=mx+b

500

Equation for slope

y2-y1/x2-x1

Powers

100

8² x 8⁴

8⁶

200

12⁷/12⁵

12²

300

(2⁴)³

2¹²

400

12³x3³

36³

500

16⁴/4⁴

4⁴

Linear

100

What is a linear equation?

y=mx+b or a straight line

200

What stays the same in a linear equation?

rate of change

300

y=3x-4

what is the slope

3

400

y=6.5 

what is the y-intercept

6.5

500

-5+y=2x

rewrite the equation in slope intercept form

y=2x+5

Equations

100

Solve

x+4=13

x=9

200

Solve

x-7=12

x=19

300

Solve 

6x=36

x=6

400

Solve

4x-3=21

x=6

500

Solve

8(x+2)=24

x=1

Anything

100

8x>24

x>3

200

Write the equation:

32 is 4 more than twice a number

32=2n+4

300

Write the equation

82 is 6 fewer than a number doubled 

82=2n-6

400

Shirts were on sale for a rate of 3 shirts for $5. What is the cost for 9 shirts. 

$15

500

Using the point (2,1) and the slope 3, find the y-intercept.

1=3(2)+b

1=6+b

-5=b