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kirill115 [55]
3 years ago
9

CAN SOMEONE PLZ HELP ME WITH THIS

Mathematics
1 answer:
pav-90 [236]3 years ago
8 0
Hello,

5 - 4 + 7x + 1
= 7x + 2

5 - 4 + 7x + 1 = 0
7x = - 2

x =  \frac{7}{-2}

I don't know what i have to do for the last one.

Hope this helps !

Photon


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Step-by-step explanation:

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