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Nataly [62]
3 years ago
10

Solve the system of equations. {y=30x+20 y=10x2−80

Mathematics
1 answer:
4vir4ik [10]3 years ago
4 0

Answer:

<em>(x, y) = (-8/3, -60)</em>

Step-by-step explanation:

y = 30x + 20

y = 10 * 2 - 80 → y = 20 - 80

y = 30x + 20

y = -60

30x + 20 = -60

x = -8/3

(x, y) = (-8/3, -60)

Hope this helps! :)

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Multiply. x + 4x + 2 2x2 + 3x – 4​
Yuliya22 [10]

Answer:

I think question is:

(x+4x+2)(2x^2+3x-4)

:(5x+2)(2x^2+3x-4)

5x(2x^2+3x-4)+2(2x^2+3x-4)

10x^3+15x^2-20x+4x^2+6x-8

10x^3+19x^2-14x-8

7 0
3 years ago
I need to find the x pls help and show work
grigory [225]

Answer:

77

Step-by-step explanation:

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so

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Name two decimals whose sum is less then 1
harina [27]

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5 0
3 years ago
Janet is designing a frame for a client. She wants to prove to her client that m∠AGE ≅ m∠CHE in her sketch. What is the missing
Amiraneli [1.4K]

Answer:

I believe the answer is transative property. I'm currently taking the test so I'm not 100% sure if I'm right yet.

Step-by-step explanation:

In step one, AGE and HGB are verticle angles since they are opposite of each other. then step two is alternate interior angles because they are interior angles opposite of each other, self-explanatory. the reason I choose the transitive property over the corresponding angles theorem is because the transitive property states: among A B and C, if A=B and B=c then A=C and in this case since AGE=HGB andHGB=CHE then AGE=CHE. I hope this helps and if you know the right answer just put it in the comments, if I'm wrong ofc.  

6 0
2 years ago
David is performing the following construction. Based on the markings that are present, what construction is he performing?
lora16 [44]

Answer:

He is bisecting the angle BAC.

Step-by-step explanation:

First he puts the compass point at point A and draws 2 small arcs at D and E.  Then he places the compass point at D and then at E to form the 2 arcs that cross between the  2 line segments AB and AC.

The bisector is the line he can draw between A and the crossed arcs.

8 0
3 years ago
Read 2 more answers
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