27.5
Follow the order of operations and start by solving the parentheses.
18 + 19 / 2
Now, do the division.
18 + 9.5
Finally, solve the addition.
Answer:
1.y=5x+4
2.y=onefithx-19
3.perpendicular
4.neither
5.y= -3x+29
02/54-28
55
55246
6554-21+4.
5555
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