АЛГЕБРА !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Question

АЛГЕБРА !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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Answer 1

Y=5-2(-3)
y= 5-(-6)
y= 5+6
y= 11 

Comments

Х=5-2(-3)

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Х=5-6

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Х=-1

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11

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11

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y= 5-(2*(-3))

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y= 5-(-6)

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y=5+6

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2y-3)(3y+1)+2(y-5)(y+5)=2(1-2y)²+6y
8y²-7y-53=2(4y²-y+1) -раскрываешь скобки
-5y - 55=0 приводишь подобные
- 5y = 55
y=-11 получаешь ответ

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y= 5-2(-3)
у=5+6
у=11