3 years ago

I need 18 please ???

Mathematics

1 answer:

dolphi86 [110]3 years ago

4 0

Omg at school recently we learned the exact same thing.

(x-8)+4x=7x-16

5x-8=7x-16

-5x -5x

-----------------

-8=2x-16

+16 +16

-----------------

8=2x

4=x

7(4)-16

The answer is 12*

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