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I want to how they answer this question. What is the value of x?
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3 votes
I want to how they answer this question. What is the value of x?

I want to how they answer this question. What is the value of x?-example-1
User SMH
by
7.0k points

1 Answer

3 votes
√(15+x) = 2x+3
take sqr for both side

15x+10=(2x+3)^2

15x+10=4x^2+9+2*2x*3
15x+10=4x^2+9+12x
4x^2-3x--1=0

solve it u will x=1,-1/4

User GShenanigan
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7.6k points
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