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Lubov Fominskaja [6]

3 years ago

7

I think of number, double it and add 11. I get 25 a) using the statement above, form an equation. Use the letter 'x' as a unknow

n number b) solve the equation

1 answer:

Misha Larkins [42]3 years ago

7 0

Answer:

x = 7

Step-by-step explanation:

Let

x = the unknown number

double it :

2x

add 11:

2x + 11

I get 25:

The equation is

2x + 11 = 25

2x = 25 - 12

2x = 14

Divide both sides by 2

x = 14/2

x = 7

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