anonymous
  • anonymous
l3x-3l=12
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
13x = 43 x= 43/13
anonymous
  • anonymous
see here u can find the answer by TRIAL AND ERROR METHOD WHICH WILL TELL U THAT THE VALUE OF x IS 5 OR -3
anonymous
  • anonymous
It has two solutions, either \(3x-3=12 \implies 3x=15 \implies x=5 \) or \(3x-3=-12 \implies 3x=-9 \implies x=-3\).

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anonymous
  • anonymous
Guys, is latex working with you?!
anonymous
  • anonymous
have u understood this question
anonymous
  • anonymous
Whats the trial and error method?
anonymous
  • anonymous
You shouldn't use trial and error. The solution is to set 3x-3 equal to 12, and then set it equal to -12. Because |12|=|-12|=12.
anonymous
  • anonymous
trial and error is try yourself
anonymous
  • anonymous
trial and error method is also known as HIT AND TRIAL METHOD WHICH MEANS TO PUT VALUES ON THE THE PACE OF VARIABLE/S
anonymous
  • anonymous
WHY ANWAR WE CAN USE TRIAL AND ERROR HERE
anonymous
  • anonymous
We can! But it's not very easy to find the right answer, especially when the expression is much complicated.
anonymous
  • anonymous
yes but this question can be solved by TRIAL AND ERROR

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