8x - 6y = -20
-16х +7 y = 30
2 answers:
Answer:
(-1,2)
Step-by-step explanation:
multiply top equation by 2 and add them together as follows
16x-12y=-40
-16x+7y=30
-5y=-10
y=2
now replace y with 2 in the first equation and solve for x
8x-6(2)=-20
8x-12=-20
8x=-8
x=-1
Answer:
8x - 6y = 20-16х +7 y = 30
Step-by-step explanation:
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Given:
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To find:
The equivalent expression.
Solution:
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Answer:
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Step-by-step explanation:
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