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Olenka [21]
3 years ago
9

-5n-8 (1+7)=-8 simplify

Mathematics
1 answer:
ad-work [718]3 years ago
8 0

Answer:no its 69. :)

Step-by-step explanation:

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Solve the system of equations -x+ 2y = –11 and 5x – 8y = 39 by<br> combining the equations.
Alchen [17]

Answer:

x=-5, y=-8. (-5, -8).

Step-by-step explanation:

-x+2y=-11

5x-8y=39

---------------

5(-x+2y)=5(-11)

5x-8y=39

---------------------

-5x+10y=-55

5x-8y=39

--------------------

2y=-16

y=-16/2

y=-8

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-x=-11+16

-x=5

x=-5

3 0
2 years ago
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