anonymous
  • anonymous
Choose the value for x that makes the open sentence true. 8 + 3 • x = 22 + x2
Algebra
  • Stacey Warren - Expert brainly.com
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
katieb
  • katieb
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blurbendy
  • blurbendy
is that 8 + 3 = 22 + x^2
anonymous
  • anonymous
oops its should be 2 squared plus x squared
blurbendy
  • blurbendy
8 + 3x = 2^2 + x^2 ?

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blurbendy
  • blurbendy
We can turn that into a quadratic equation: x^2 -3x + (8 + 4) = x^2 - 3x + 12 I think you'll have to use the quadratic formula here.
anonymous
  • anonymous
whats the value of x
blurbendy
  • blurbendy
You need to use the quadratic formula to figure it out
anonymous
  • anonymous
i dont know how
blurbendy
  • blurbendy
|dw:1378779566193:dw| We had x^2 - 3x + 12, so a = 1 b = -3 c = 12 Plug them into the formula to solve for x
anonymous
  • anonymous
so x = 5
blurbendy
  • blurbendy
No
anonymous
  • anonymous
what is it?

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