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Complete the square to solve the equation below check all that apply x^2+8x-5=15
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2 votes
Complete the square to solve the equation below check all that apply x^2+8x-5=15

User Rahul Sharma
by
8.4k points

2 Answers

2 votes

Answer:

x=-10

x=2

Explanation:

User Fadia
by
8.1k points
6 votes

Answer:
x=-10\\x=2

Explanation:


x^2+8x-5=15

Subtract 15 on both sides.


x^2+8x-5-15=15-15


x^2+8x-20=0

Solve ;


(x+10)(x-2)=0


x+10=0\\x=-10


x-2=0\\x=2

User Shohel Rana
by
8.3k points
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