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53 - 2 Equations 1: one-step equations
供稿人: Badro
(原作者: Maccoux)
Solve:
x =


x - 9 = 2

Solve: 
x =


3x = 12

Solve:

10 = 4x

x =
Solve:

 

X - 2 = 5

x =
Solve:

 

5 = 3 + x

x =
Solve:
x =

 

12x = 6

Solve:

x =
3
x
= 5

Solve:

x =
4
x
= 1

Solve:

x - 9 = 8
x =
Solve:
x=


3x = 8 

Solve:
x =

 

7 = 2x

Solve:


3x = 21 

x =
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