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reganwade8298
23.10.2019 •
Mathematics
me . i'm confused on how to do elimination. this is algebra 2
solve the systems using elimination
1) 8x - 6y= -20
-16x + 17y = 30
2) -4y - 11x = 6
20= -10x - 10y
Solved
Show answers
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Ответ:
1. y = 8/11x + 10/11
2. y = -3/2x - 13/7
Step-by-step explanation:
1. -8x + 11y = 10
Add 8x to both sides
11y = 8x + 10
Divide both sides by 11
y = 8/11x + 10/11
2. 6 = -4y - 11x
20 = -10x - 10y
26 = -14y - 21x
Add 21x to both sides
-14y = 21x + 26
Divide both sides by -14 and simplify!
y = -3/2x - 13/7
Ответ:
The answer is D. Segment point, because all we know for sure is that B is a point on the line segment AC, so it is a segment point.