SOLUTION: (4x+1)(2x+7)
Multiply. Show work and steps.
(this was my answer but its wrong....what did I do wrong?)
(4x+1)(2x+7)
(F) 4*2=8x
(O) 4*7=28x
(I) 1*2=2x
(L) 1*7= 7
Algebra.Com
Question 246224: (4x+1)(2x+7)
Multiply. Show work and steps.
(this was my answer but its wrong....what did I do wrong?)
(4x+1)(2x+7)
(F) 4*2=8x
(O) 4*7=28x
(I) 1*2=2x
(L) 1*7= 7
8x+28x+2x+7
=38x+7
Found 2 solutions by rfer, blwinbbbles:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
(4x+1)(2x+7)
8x^2+28x+2x+7
8x^2+30x+7
Answer by blwinbbbles(106) (Show Source): You can put this solution on YOUR website!
You are almost right but:
4x * 2x = 8x^2
then you will have the 28x and the 2x and the 7
so your final equation is:
8x^2 + 30x + 7 = 0
Hope this helps
x^2 means x squared
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