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VARVARA [1.3K]
4 years ago
6

What equation results from completing of the square and then factoring? X^2+4x=5

Mathematics
1 answer:
andre [41]4 years ago
4 0

Answer:

(x-1)(x+5)=0

x=1; x=-5

Step-by-step explanation:

x²+4x=5

x²+4x+2²=5+2²

(x+2)²=3²

(x+2)²-3²=0

(x+2-3)(x+2+3)=0

(x-1)(x+5)=0

(x-1)=0 ; x=1

(x+5)=0;  x= - 5

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Y=-3x + 10<br> y = -2x + 6<br> Substitution method
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Answer:

x=4 and y=−2

Step-by-step explanation:

y=−3x+10;y=−2x+6

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−3x+10=−2x+6

−3x+10+2x=−2x+6+2x(Add 2x to both sides)

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There are 4 consecutive integers that have a sum of 34. What are the integers
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