6990.2 do you understand cuase you have to multipky the three by the twenty one then take a way the plus and minus signs then move the whole equation on the other side of the equal sign
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(Hopefully they're all right)
Answer:
87.8
Step-by-step explanation:
0.15(92+86+88+90) + 0.2(84) +
0.2(88)
= 0.15(356) + 16.8 + 17.6
= 87.8
Answer:
1) not a function
2) a function
3) function
4) function
5) not a function
6) function
7) function
8) function
9) not a function
Step-by-step explanation:
draw a line parralel to y axis,if they cut the graph of the function at two or more points then it's not a function or otherwise function.
✌️;)