Mathematics
7 Online
OpenStudy (anonymous):
@aha.its.kristen
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
@walter20
OpenStudy (gorv):
what happened buddy ?
OpenStudy (anonymous):
Evaluate.
1 – 3 • 7 + 4 • 2
A.
–12
B.
–32
C.
–28
D.
–20
OpenStudy (anonymous):
leave then come back in to see it better
OpenStudy (gorv):
what is this loll so many Q mark ??
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
leave then come back in
OpenStudy (anonymous):
can you see better now:)
OpenStudy (gorv):
4*2=??
OpenStudy (anonymous):
8
OpenStudy (gorv):
1-3*7+8
3*7=??
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
is the answer -28
OpenStudy (gorv):
no
OpenStudy (anonymous):
what???
OpenStudy (gorv):
1+8-3*7
9-3*7
OpenStudy (gorv):
3*7=??
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
21
OpenStudy (anonymous):
can you help @aha.its.kristen
OpenStudy (gorv):
9-21=??
OpenStudy (gorv):
-12
OpenStudy (anonymous):
-12
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
so the answer is -12??
OpenStudy (anonymous):
Yeah^^
OpenStudy (anonymous):
another:)
OpenStudy (anonymous):
Evaluate the expression, using the given value of the variable.
2 – 8x + 3x when x = 5
A.
–53
B.
–23
C.
–15
D.
57
OpenStudy (anonymous):
@walter20
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
can you help please
OpenStudy (anonymous):
it is -53???
OpenStudy (anonymous):
is it -53
OpenStudy (anonymous):
2-8(5)+3(5)
8*5 is 40; 3*5 is 15.
So now its 2-40+15
40+15 is 55
And 2-55 is -53 (:
OpenStudy (anonymous):
Evaluate the expression, using the given value of the variable.
z ÷ 4 – 8z + 2(z – 5) when z = 12
A.
–79
B.
–74
C.
–34
D.
107
Is it b
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
is it b???
OpenStudy (anonymous):
is it???bbbbbbbbbbbbbbbbbbbbbbb
OpenStudy (anonymous):
I got -107. And thats not an option so i'm not sure.
OpenStudy (anonymous):
ok thnaks bye:)
OpenStudy (anonymous):
Sorry. /:
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
sorry i did see this i went somewhere real quick