sumka12
sumka12
11-11-2014
Mathematics
contestada
what is x equal to when 2x+5=13
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luana
luana
11-11-2014
[tex]2x+5=13\ \ \ \ \ \ \ \ |subtract\ 5\\\\2x=13-5\\\\2x=8\ \ \ \ \ \ \ \ \ \ |:2\\\\x=4\\\\Answer\ is\ 4.[/tex]
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sidneyboker
sidneyboker
11-11-2014
2x+5=13
-5 -5 Get 2 alone by subtracting 5
2x=8
--- --- And dividing by 2
2 2
x=4 There's your answer!
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1) Find the 4th term if the sequend in which a1 = 2 and an+1 = -4an + 2. 2) Find the third iterate, x3, of the function f(x) = 3x + 5 for an initial value of x0
