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18-01-2019
Mathematics

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what is the solution to the system of equations 2x-y=6 x+y=6 by using the elimination method

Respuesta :

Ammimochi Ammimochi

18-01-2019

Add the two rows together

3x = 12

Solve for x in the above equation

x = 4

Substitute x = 4 into any of the two equations above. Let's choose the first one; 2x - y = 6

2 × 4 - y = 6

Solve for y in the above equation

y = 2

Thus,

x = 4

y = 2

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