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OpenStudy (anonymous):
solve the enequality 9(x-3)<4(x+10)
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OpenStudy (mathmale):
Using the distributive property of multiplication, multiply out 9(x-3) and 4(x+10). Show all of your work, please.
OpenStudy (anonymous):
here are some choices: x<13/5 x>13/5 x<67/5 x>67/5
OpenStudy (mathmale):
123: Please follow my advice. Multiply out those two products.
OpenStudy (anonymous):
i dont know how to multiply
OpenStudy (anonymous):
well i kinda do
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OpenStudy (unklerhaukus):
for the lefthand side
9(x-3) = 9*x +9*-3
=
OpenStudy (mathmale):
Multiply x by 9. We don't know the numerical value yet. Write out your answer as an algebraic expression. See Unkle's demo, above.
OpenStudy (anonymous):
i dont understand
OpenStudy (unklerhaukus):
what do you get when you simplify the left hand side?
OpenStudy (anonymous):
9 -3x
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OpenStudy (mathmale):
2*3=6 is an example of multiplication of two numerals.
2*a = 2a is an exaple of multiplication of a letter (a quantity) by a numeral.
9(x)=?
OpenStudy (mathmale):
|dw:1452956465367:dw| ... Now please multiply out 4(x+10).
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