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02-05-2018
Mathematics

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solve the system using the substitution method
2x+y=6
3x+5y=9
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fatehahnordin9p7wo43 fatehahnordin9p7wo43

02-05-2018

2x+y=6
3x+5y=9

y = 6 - 2x

3x + 5( 6-2x ) = 9
3x + 30 - 10z = 9
7x = 21
x = 3

y = 6 - 2(3)
y = 0

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