what is 3x- 12 = -2x - 42 ??? I know it equals -6 cause i did it on a caculator but how do i explain my answer ??
1 answer:
Answer
-6
Step-by-step explanation:
3x-12=-2x-42
(Collect like terms together:)
3x+2x=-42+12
(when the number crosses the equal sign it changes signs)
5x/5=-30/5
(We devided by 5 cause we looking for x not 5x)
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You might need to give out the choices, if there are any. thanks for asking.
Since there are 16 ounces in 1 pound. You'd multiply 450(pounds)*16(ounces) which would equal 7,200 ounces.
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F(x)=|x|
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Add it together, it should be 1,532,482 (I think)
