Mathematics
16 Online
OpenStudy (anonymous):
Please help i will fan and medal
Simplify.
-1 + 5(6-y)
a.-y+5
b.-y+29
c.-5y+29
d.-5y-31
my guess is c but idk
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OpenStudy (skullpatrol):
Any ideas?
OpenStudy (anonymous):
i think either a or c
OpenStudy (skullpatrol):
Please don't guess, but do algebra to find the right answer :)
OpenStudy (anonymous):
well i tried to solve the problem but idk how.
OpenStudy (anonymous):
do u know how?
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OpenStudy (skullpatrol):
Use the distributive property first
OpenStudy (skullpatrol):
$$\Huge a(b-c)=ab-ac$$
OpenStudy (anonymous):
5 x 6 and 5 x y?
OpenStudy (skullpatrol):
yes
OpenStudy (anonymous):
ok now what
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OpenStudy (skullpatrol):
add -1 and 30
OpenStudy (anonymous):
to what?
OpenStudy (skullpatrol):
to each other
OpenStudy (anonymous):
oh lol sorry .. 29
OpenStudy (skullpatrol):
exactly :)
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OpenStudy (anonymous):
so what now?
OpenStudy (anonymous):
its either b or c right ? because the 29
OpenStudy (skullpatrol):
yes
OpenStudy (anonymous):
well how do i figure out which one it is lol
OpenStudy (skullpatrol):
You said: " 5 x 6 and 5 x y "
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OpenStudy (anonymous):
yes..
OpenStudy (skullpatrol):
So what about 5 * y ?
OpenStudy (anonymous):
um. idk what y is ..
OpenStudy (anonymous):
is it -1? because you said 30 and -1
OpenStudy (skullpatrol):
it is a variable, leave it as a letter
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OpenStudy (anonymous):
ok so 5y?
OpenStudy (skullpatrol):
yes
OpenStudy (anonymous):
then its c right? -5y + 29
OpenStudy (skullpatrol):
Correct
OpenStudy (anonymous):
lol my guess was right then
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OpenStudy (anonymous):
thank you
OpenStudy (skullpatrol):
Thanks for trying to learn something new :)