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sweet-ann [11.9K]
3 years ago
6

We are doing adding and subtracting these eqations by elimination! Need Help! 

Mathematics
1 answer:
bazaltina [42]3 years ago
3 0
3x+4y=11. x-2
6x+4y=-10.

-6x-8y=-22
6x+4y=-10

6x cancels out
-4y=-32
y=8

sub:
3x+4y=11
3x+4(8)=11
3x+32=11
3x=-21
x=-7
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7 0
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Answer:

See below.

Step-by-step explanation:

I'll work it out myself,  then we should be able to see the mistake:-

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5 0
3 years ago
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7 0
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