shaylahall shaylahall

08-09-2016
Mathematics

contestada

What is the value of y in the solution to the system of equations? x + y = 1 2x – 3y = –30

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texaschic101 texaschic101

08-09-2016

x + y = 1.....multiply by -2
2x - 3y = -30
-----------------
-2x - 2y = -2 (result of multiplying by -2)
2x - 3y = -30
----------------add
-5y = -32
y = -32/-5
y = 32/5 or 6.4 <===

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Anjoylena127 Anjoylena127

13-12-2020

Answer:

I did -8 probably wrong

Step-by-step explanation:

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