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OpenStudy (anonymous):
Simplify the expression. -3(b – 7)
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OpenStudy (anonymous):
-3b-21 #300
OpenStudy (ivettef365):
it should be -3b + 21
OpenStudy (anonymous):
haha listening to keef rn thanks!
OpenStudy (goldphenoix):
-3(b – 7) Distribute. -3 * b = -3b -3 * - 7= 21.
OpenStudy (goldphenoix):
So it is actually -3b + 21. :)
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OpenStudy (anonymous):
minus 21?
OpenStudy (anonymous):
ok thats what i thought thank you
OpenStudy (goldphenoix):
No. When you do the distributive property, you'll end up with -3 * -7. A negative multiply by a negative is a positive. :) I hoe this help! :)
OpenStudy (ivettef365):
it is -3b +21 plus 21 (-) x (-) = +
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