3 years ago

Need help with finding out what X is?

Mathematics

1 answer:

Marianna [84]3 years ago

7 0

Answer:

Step-by-step explanation:

x + 4 = 2x + 1

-x -x

4 = 1x + 1

-1 -1

3 = 1x

-- --

1 1

3 = x

Check:

3 + 4 = 2(3) + 1

7 = 6 + 1

7 = 7

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