Are the lines x− 2y= 4 and y= 2x − 2 parallel, perpendicular, or neither? Explain your answer.
1 answer:
Answer: For lines to be parallel, the slope has to be the same.
For lines to be perpendicular, the slope has to be the negative reciprocal. 4
x
+
2
y
=
7
2
y
=
−
4
x
+
7
y
=
−
2
x
+
7
/2
Compared to
: y
=
2
x
−
3
Step-by-step explanation: Just a good guess.
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Just divide 5/4 = 1.25. Thank you.
Answer:
-30
Step-by-step explanation:
substitute the values and get -30
Answer:
-142
Step-by-step explanation:
First solve parenthesis,
(12) - (23 +131) =
(12) -154
Finally subtract,
12-154
= -142
Idk but the web always helps me so you can ask that question online
an = 4n – 1
a1 means n=1
a1 = 4(1) -1
a1 = 4-1
a1 =3
Answer: 3
