Linear equations

one stepequations

100

26=8+x

18

200

3+p=8

5

300

15+x=23

8

400

m+4=-12

-16

500

x-7=13

20

2 step equations

100

9x-7=-7

0

200

2(n+5)=-2

-6

300

-9x+1=-80

9

400

144=-12(x+5)

-17

500

-15=-4m+5

5

multi-step equations

100

4(x+3)=4x+8

12=8

200

4(x+2)=4x+8

8=8

300

x+8=2(.5x+4)

8=8

400

3(x+2)-6=3x

0=0

500

120-2.5x=1.5x

x=30

definition

100

Linear equation

An equation that forms a straight line on a graph

200

Coefficient

a numerical or constant quantity placed before and multiplying the variable in an algebraic

300

Variable

a variable is an alphabet or term that represents an unknown number or unknown value or unknown quantity

400

Inverse

in math, an inverse operation can be defined as the operation that undoes what was done by the previous operation

500

Isolate the variable

rearranging an algebraic equation so that a different variable is on its own

equations with fractions

100

6=a/4+2

16

200

-6+x/4=-5

4

300

0=4+n/5

-20

400

-4=r/20-5

20

500

-6=n/2-10

2