Question

give the first step you will use to separate the variable and then solve the equation
1.2x+2 =20
2.x-7=5
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Answer 1

Answer:

1. 2x+2=20

2× = 20- 2

2x = 18

x = 18 ÷2

x=9

2. x-7=5

×= 5+7

×=12

Hope this helps you....

Answer 2

Answer:

1. 2x=20-2

2x=18

x=18/2

x=9

2. x=5+7

x=12