Show:
Multi-step equations
Multi-step equations with distribution
Equations with variables on both sides
Functions
Compound inequalities
100

12+3x(2)=45

11/2 or 5.5 

100

4(x+3)-2=6

-1

100

3x-4=2x-7

-3

100

f(x)=x

linear  

100

9<3x>6

3<x>6

200

2x-5=3x(4)

-1/2

200

2(5x-4)=6+6

x=2

200

5x+4=16x-5

x=.81

200

f(x)=/x/

absolute value 

200

8>2y<6

4>y<3

300

 6x+41=-17x+7

-1.478 or -34/23

300

4(2x+3)-4=16

x=1

300

7n-6=8n+5

n=-11

300

f(x)=x^2

quadratic 

300

-3<2x-1<5

-1<x<3

400

67x+65=77x-43

54/5 or 10.8 

400

9(3x+7)=171

x=4

400

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

x=5

400

f(x)=x^3

cubic 

400
-15<-3x+3<-3

6>x>2

500

2x+5=14x-6

11/12

500

6(5v-10)+5=8v+4

v=-11.8

500

12(2a-3)+2=6a+3

a=2.05

500

f(x)=a(b)^x

Exponential 

500

-4<2x-8<10

2<x<6