jansekretny jansekretny

02-12-2020
Mathematics

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Oblicz ile wynosi niewiadoma (a+1)-(-8)= -9

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bisiriyumaqsudhat bisiriyumaqsudhat

02-12-2020

Step-by-step explanation:

I don't understand your language but if it's the solution;

(a+1)-(-8)= -9

Remove the parentheses

a+1+8= -9

Collect the like terms

a= -9-8-1

a= -18

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