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AlexFokin [52]
3 years ago
15

6x + 5y = 4 - 6x + y = 20

Mathematics
2 answers:
Masja [62]3 years ago
5 0

Answer:

x = -8/3

y = 4

Step-by-step explanation:

I assume you want to solve for x and y.

The best way to do this with the two formulas given is elimination. This means add the two equations together.

6x + 5y = 4

-6x + y = 20

The 6 x and -6x will cancel each other. By adding the like terms of the two together you will come out with

6y = 24

Now solve for y by dividing both sides by the 6.

y = 24/6 = 4

Now that we have y, you can plug it into one of the equations and solve for x.

Let's use -6x + y =20.

So plug in the 4 for y to get -6x + 4 = 20

Subtract the 4 from both sides then solve for y by dividing both sides by the -6.

-6x = 16

x = -16/6

You can reduce that down so that x = -8/3.

hoa [83]3 years ago
4 0

Answer:

<h3>Y=5 X=6 </h3>

Step-by-step explanation:

<h3><u><em>WHAT YOU WANNA DO IS  GETT THE Y BY IT SELF SO MULTIPLY Y ON BOTH SIDES </em></u></h3>
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