mchall39 mchall39

23-05-2018
Mathematics

contestada

What is the x-coordinate of the solution to the system of equations

5x + 8y = 16
6x - 2y = 54

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tramserran tramserran

23-05-2018

Use elimination method - I am eliminaing the y-variable.

1(5x + 8y = 16) → 5x + 8y = 16
4(6x - 2y = 54) → 24x - 8y = 216
Add equations: 29x = 232
Divide by 29: x = 8

Answer: x = 8

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