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4(3 - 2x) = 15 solve and will medal
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1st start by distributing |dw:1448459950092:dw|
ok
Wat is 4 times 3 ?
12
4 times -2 = ?
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-8
good so \[\huge~\rm~12-8x=15\] next step subtract 12 from both sides 15-12=?
3
i got 2.6
Thats inccorect
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O.o
\[\huge~\rm~8x/-8=3/-8\] We need to divide both sides by -8 8/-8=?
0
1... so you get x=3/-8
BUT
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When you simplfy it you get -3/8 so x=-3/8
thx
np
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