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kirill115 [55]
4 years ago
13

Solve the system of equations using any method. 6x + 4y = −8 4x − 2y = 2

Mathematics
2 answers:
iris [78.8K]4 years ago
6 0
Hi there!
Let's us Substitution, as it appears to be the easiest one. We can solve the second equation for y. 
4x - 2y = 2
-2y=-4x+2
y=2x-1
Now that we have found the expression for y, we can substitute it back into the first equation. 
6x + 4y = -8
6x+4(2x-1)=-8
Next, just solve for x. 
6x+4(2x-1)=-8
6x+8x-4=-8
14x-4=-8
14x=-4
x =-\frac{2}{7}
We have found the x-value of the system of equation, now we have to find the y-value. To do this, we can substitute the derived x-value into any equation, I'll be doing it in the first equation. When we substitute -2/7 into the first equation and solve for y, we get -11/7. Therefore, the solutions to the system of equations are -2/7 and -11/7. Hope my answer has come of assistance you and have a phenomenal day!

attashe74 [19]4 years ago
5 0

Answer:

d)(−2/7, −11/7)

Step-by-step explanation:


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= <em>3</em><em> </em><em>×</em><em> </em><em>5</em><em> </em><em>-</em><em> </em><em>4</em><em> </em><em>×</em><em> </em><em>(</em><em>-1</em><em>)</em>

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<em>hope</em><em> </em><em>this</em><em> </em><em>answer</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>you</em><em> </em>

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Hope this helped! :)
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Read 2 more answers
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