sanaabrown sanaabrown

07-07-2020
Mathematics

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Mathematical Statement Justification
4(x + 5) = 2x + 2 Given
4x + 20 = 2x + 2
2x + 20 = 2
2x = -18
x = -9
Fill in the missing justifications in the correct order.

Respuesta :

vinma06 vinma06

07-07-2020

Answer:

Look at the explanation

Step-by-step explanation:

after the second line (4x-2x) +20= 2

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

after the 3rd line

2x=2-20=-18

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

after 4th line x=-18/2

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

At the end

4(-9+5)=2(-9)+2

-36+20=-18+2

-16=-16 so it is right

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