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dimaraw [331]
4 years ago
9

I will give branliest if it's correct

Mathematics
1 answer:
Alex Ar [27]4 years ago
3 0

Answer:

Ken’s error was showing a decrease in temperature by moving 2 units left on the number line. He should have moved 2 units right to represent an increase in temperature of 2°C.

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Find the equation of the line through the point (–2, –2) that is perpendicular to the line y = 2x – 1.
lawyer [7]

Hi student, let me help you out!

.....................................................................................................

---------------------------------------------

<h3>Part 1.</h3>

Perpendicular lines have slopes that are <u>opposite inverses </u>of each other.

The opposite inverse of 2 is \mathrm{-\cfrac{1}{2}}.

Now let's stick in this number into the equation \mathrm{y=mx+b}:

\mathrm{y=-\cfrac{1}{2}x+b}.  Let's carry out several operations to determine the y intercept.

First, let's stick in -2 for x and y (Do you remember that the line passes through (-2,-2)? We're given that piece of information.)

\mathrm{-2=-\cfrac{1}{2}\times(-2)+b}.

You are probably thinking, "Why did you do that and just complicate things?" Wait for it! ^-^

Upon simplifying this, we obtain: \mathrm{-2=1+b}. See, it's nice and smooth now.

One last operation remains. We need to subtract 1 from both sides: \mathrm{-3=b}.

∴, the equation of the line is: \mathrm{\underline{\boxed{y=-\cfrac{1}{2}-3}}}

Hope this helped you out, ask in comments if any queries arise.

Best Regards!

\star\bigstar\underline{\underline{\overline{\overline{\bold{Reach\:Far.\:Aim\:high.\:Dream\:big.}}}}}\bigstar\star

\underline{\rule{300}{3}}

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2 years ago
Write the equation of the line in fully simplified slope-intercept form.
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Answer:

y=1/2x+6

Step-by-step explanation:

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3 years ago
PLS DO THIS WILL GIVE BRAINLYNESS DO THIS ASAP
inessss [21]

Answer:

Step-by-step explanation:

2 4 6 8

5 10 15 20 i think

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If you deposit $100 in a savings account that earns simple interest at a rate of 1.5% per year how much interest will you have e
Alexus [3.1K]
Equation: L=P*R*T

P=100
R=1.5%=0.015
T=5

Multiply and you get 7.5 as the interest.

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4 years ago
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Graphing standard form inequalities help plz
Art [367]

Answer:

The axis of symmetry

The x-value of the vertex

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