Answer:
6/5
Step-by-step explanation:
When two lines are perpendicular to each other, their slope are the negative reciprocal to each other. (so you flip them and change the sign)
Answer:
y=1-7x
Step-by-step explanation:
7x+y=1
The first thing to do is get the y by its self. So u cancel the 7x out by-7x and bring it to the other side.
7x-7x = 0
Now all we have left is: y=1-7x
Hope it helps and is right.
Answer:
b
Step-by-step explanation:
just took test
Answer:
The answer is
<h2>

</h2>
Step-by-step explanation:
To find the percentage increase we use the formula
<h3>

</h3>
From the question
The original value = 12
To find the change we subtract the smaller value from the larger one
That's
Change = 20 - 12 = 8
So the percentage increase is
<h3>

</h3>
We have the final answer as
to the nearest whole number
Hope this helps you
Answer:
B. It is a composite number.
Step-by-step explanation:
143 can be divided by 11 and 13 making it a composite number.