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Linear Equations

100

2(x-2)=10

x+7

200

−2(4x+4)−3x−2=34

x+-4

300

−8x−5(−5x−1)−7=3(x-3)

-1/2

Three Step Linear Equations

100

 

6x+4=8x+8

x+-2

200

-4x+10=−2x-6

x=8

300

14x-7x=21 

x=3

combing like terms

100

3xy+4xy+5xy-6xy+9x

6xy+9x

200

7xy + 6xy + 6y = 13xy

y=0

300

5a + 2b - 3a + 4

2a+2b+4

equations with variables on both sides

100

5x-2=3x+4

x=3

200

16-2t+5t+9

-25/3

300

8x+11=4x+14

4x-3

special cases

100

3(-p-1)=-6(p-1)

p=3

200

4(1-4n)=-7(4-4n)

8/11

300

-2(x+1)=-(2x-3)-5

-2=-2