absolcool77
absolcool77
25-08-2017
Mathematics
contestada
What is -(7 - 5x) = -2x
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apologiabiology
apologiabiology
25-08-2017
remember, you can do anything to an equation as long as you do it to both sides
times both sides by -1
7-5x=2x
add 5x both sides
7=7x
divide both sides by 7
1=x
x=1
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