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  • 01-02-2017
  • Mathematics
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Hirotoshi solved the equation 6-4|2x-8|=-10 there is 2 solutions

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apologiabiology
apologiabiology apologiabiology
  • 01-02-2017
for |a|=b solve for a such that a=b or a=-b




6-4|2x-8|=-10
minus  6 both sides
-4|2x-8|=-16
divide both sides by -4
|2x-8|=4
solve
2x-8=4 and 2x-8=-4
add 8 to both sides of both equations
2x=12 and 2x=4
divide both sides by 2
x=6 and x=2


x=2 or 6
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