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moowalden1239
03.01.2020 •
Mathematics
Simplify the expression.
2(3y - 7) - 5y(2 - y)
5y2 + 4y + 14
-5y2 - 4y - 14
5y2 - 4y - 14
y2 + 16y - 14
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Ответ:
Step-by-step explanation:
The given expression :![2(3y - 7) - 5y(2 - y)](/tpl/images/0441/3247/0a6d0.png)
Multiply 2 and 5y inside the terms in the brackets corresponding to them respectively , we get
Combine the like terms and arrange in order , we get
Hence, the simplified form of the given expression :![5y^2-4y-14](/tpl/images/0441/3247/634de.png)
Ответ: