madi2878
28.05.2020 •
Mathematics
7(x–1)–5(2x+2)=49
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Ответ:
x=-22
Step-by-step explanation:
7(x–1)–5(2x+2)=49
7x-7-10x-10=49
-3x-17=49
-3x=66
x=-22
Ответ:
Step-by-step explanation:
The answer before was correct except for the final answer they must have had a typo because the area would actually be 7/2, or 3.5