SOLUTION: Could anyone help me please? How many solutions does -5|3x+5|-6=4 have? The options are A.an infinite number B.2 C.1 D.0 I believe the answer is B.2

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Question 791886: Could anyone help me please?
How many solutions does -5|3x+5|-6=4 have?
The options are A.an infinite number B.2 C.1 D.0
I believe the answer is B.2

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Let's say you had the equation



But you were told that the variable was restricted to non-negative real numbers. How many solutions would this equation have under that constraint? If z is positive, the -5z is negative, and adding -6 just makes it more negative. If z is zero, then -5z equals zero, and the entire left side equals -6, still negative and nowhere near 4. You can't get there from here, is the message.

Well, , so there is no number that you can substitute for that would make a true statement.

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
The Out Campaign: Scarlet Letter of Atheism


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