Solve the following system of equations:
1 answer:
Answer:
x=1,y=3
correct answer is (1,3)
Step-by-step explanation:
We can quickly eliminate y by subtracting one equation from the other
(-2x+y=1)-(-4x+y=-1)
2x=2
x=1
plug x=1 into equation 1
-2(1)+y=1
y=1+2=3
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20% of $38 is equal to $7.60
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Answer:
Step-by-step explanation:
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