Solving Equations and Inequalities

Linear Equations

100

8 = 7 + n / 8

8

200

-8 (2x + 4) - 2x = -104

4

300

-6 + 4n = 3 (n - 2)+ n

Infinitely Many Solutions

400

-53 = 2 (7x + 8) - (1 - 3x)

-4

500

-15 - 6a = -3 (8a + 6) + 3

0

Multi-Step Inequalities

100

-3x+11<=4

x >= -5

[-5, oo)

200

2(x+5) > 4

x>-3

(-3, oo)

300

5(-2x-4)<=5(-4+4x)

x>=0

[0, oo)

400

3(x+7) > 17 + 3x

All Real Numbers

(-oo, oo)

500

4(2x+1)-2>2+8x

No Solution!

Compound Inequalities

100

-80 <10r<=-10

-8<r<=-1

(-8, -1]

200

0<=10-5m<=40

-6<=m<=2

[-6, 2]

300

1<=4m+9<45

-2<=m<9

[-2, 9)

400

-16<-6p+8<26

-3<p<4

(-3, 4)

500

-6<=-3(2n+6)<18

4>=n>0

(0,-4]

Misc. Math

100

-1+2m>=2m-1

All real numbers / Infinitely many solutions

200

-2x-10 >= x-1

x<=-3

(-oo, -3]

300

-7(-k+5)=-70

k=15

400

10(4n-2)+6=26

n=1

500

-30 >=-10x+4>=24

3<=x<=-2

[-2, 3]

Random

100

What room number are we in?

212

200

Point North.

<----

300

What year was EC founded?

1947

400

Who is on the $10 bill?

Alexander Hamilton

500

Name all the states that boarder Ohio.

PA, Michigan, Indiana, Kentucky, West Virgina