Answer:
15) Slope (m) = -7/5
16) Slope (m) = 0
17) Slope (m) = 1/0 (It's an undefined slope, in other words it's just a vertical line)
Step-by-step explanation:
Use this formula for each, to find slope⤵⤵⤵

15) ⤵

16) ⤵

17) ⤵

Hope this helps :)
(3x - 2) - (3x+ 6)=
3x - 5) + (3x + 6)
3x - 5 + 3x + 6
Combine the 'x'-terms: 3x + 3x = 6x
Combine the numbers: -5 + 6 = 1
The expression is equivalent to . . . . . 6x + 1
Answer:
2.9
Step-by-step explanation:
11.02÷3.8= 2.9