lessleyt lessleyt
  • 20-04-2018
  • Mathematics
contestada

Which values of x are solutions to the equation below?

10x^2-56=88-6x^2

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Professor1994 Professor1994
  • 20-04-2018
10x^2-56=88-6x^2
Solving for x^2:
10x^2-56+56+6x^2=88-6x^2+56+6x^2
16x^2=144
Dividing both sides bt 16:
16x^2/16=144/16
x^2=9
Solving for x:
sqrt(x^2)=+-sqrt(9)
x=+-3

Answer: The values of x are solutions to the given equation are  x = - 3 and x=3
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abigaillyons2004
abigaillyons2004 abigaillyons2004
  • 05-11-2020

Answer: x=3 and x=-3

Step-by-step explanation: just trust me I just answered it

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