Answer:
who is that? Maybe i know this person...
Step-by-step explanation:
Answer:
1). (B) ; 2). (A) ; 3). (C)
Step-by-step explanation:
1). { - 4, - 1, 0, 4 }
2). { - 5 }
3). m = 0
5x + 20
5(x) + 5(4)
5(x + 4)
Answer:
180
Step-by-step explanation:
If 35% did not wear happy faces, then 100% -35% = 65% did wear happy faces.
Then we have ...
... 117 = 65% × (all children)
... 117/0.65 = all children = 180 . . . . . . divide by 65% = 65/100 = 0.65
There were 180 children in all.
yes
Substitute x and y into the
equation we have
0+4 .(-5)=-20
<=>-20=-20
satisfy the condition
