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24-09-2018
Mathematics

contestada

solve 3x + 6y =18 for x

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24-09-2018

answer solve

for x is -2y+6

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24-09-2018

You are given: 3x + 6y = 18

[tex]3x + 6y= 18 \\ \\3x + 6y - 6y= 18 - 6y \\ \\ 3x = 18 - 6y \\ \\ \frac{3x}{3} = \frac{18 - 6y}{3} \\ \\ x = 6-2y [/tex]

[tex] \boxed{ \huge{x = 6 - }2y}} [/tex]

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