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erastovalidia [21]
3 years ago
13

What is the value of y?

Mathematics
2 answers:
almond37 [142]3 years ago
6 0

Answer:

C, 40 degrees

Step-by-step explanation:

All the angles of a triangle add to 180 degrees according to the Triangle Sum Theorem.

Since all angles sum to 180, we can set all the values to add to 180.

We have:

2y+y+10+50=180

Combining like terms, we have:

3y+60=180

Subtracting 60 from both sides gets us

3y=120

Dividing by 3 from both sides equals

y=40

kenny6666 [7]3 years ago
4 0

Answer:

I think the value of y is 40

Step-by-step explanation:

<h3>Here, </h3><h3> 2y+ y+ 10+50=180°( sum of all angles of triangle)</h3><h3>or, 3y+ 60=180</h3><h3>or, 3y=180-60</h3><h3>or, 3y=120</h3><h3>or, y= 120÷3</h3><h2>:.y= 40</h2>
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Step-by-step explanation:

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aleksandrvk [35]
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1.
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2.
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3.
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Let's move all x to one side, and all other numbers to another.
-5x-4(x-6)=-3-5x-4(x-6)=-3
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Let me show you:
</span><span>−5x−4(x−6)=−3-5x-4(x-6)=-3
+5x +4(x-6)        +5x +4(x-6)
-3 = -3
The value of x is irrelevant, then. X can be any real number.
4.
I'm going to assume it was an error in printing with this? If not please correct me.
m=a+2b(or b2)
subtract 2b from each
a=m-2b
(This question seems kind of odd. We should probably address this in the comments.)
5.
</span><span>5(x−2)<−3x+6
Move all x to one side, numbers to other.
5x-10<-3x+6
+3x     +3x
    +10      +10
8x<16
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<span>x < 2
</span>6.
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x first
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/3
x=4
x-int is (4,0)
now y
</span>y-3=3(0-5)
y-3=-15
+3     +3
y=-12
so y-int is (0,-12)
i've got to sleep now so i'll do the rest tomorrow. Sorry for the incomplete answer.

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Step-by-step explanation:

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