alexander1093
30.10.2021 •
Mathematics
Please help!! My friend doesnt know how to do this and im too lazy to help lol
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Ответ:
For this case what we are going to do is describe the work part by part:
1) Talib made the correct variable change in the first step.
2) Talib made a correct clearance in the second step by passing the number 4 subtracting.
3) Taliz made a correct clearance in the third step by passing the number -8 dividing.
4) Taliz made an incorrect variable change in the last step.
The correct variable change is:
Error in the last step, the correct solution is: