Quick Quadratics (Level 1)

Algebra Level pending

x 2 + 10 x + 8 = x 2 + 5 x + 23 x^2 + 10x + 8 = x^2 + 5x + 23

What does x x equal?


The answer is 3.

Rhea Kavuru by Rhea Kavuru , 14, USA

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2 solutions

Put x = 3 x=3 , and see that the equation gets satisfied!

1 Helpful 0 Interesting 1 Brilliant 0 Confused
Fc Shahriar18
Oct 10, 2020

x 2 + 10 x + 8 = x 2 + 5 x + 23 ⟹ 5 x = 15 x^2+10x+8=x^2+5x+23\implies5x=15 So x = 3 x = 3

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