yaquilopez26 yaquilopez26

07-10-2019
Mathematics

contestada

3x - 4y = -5
y = 4x - 2
Is (1,2) a solution of the system?

Respuesta :

musiclover10045 musiclover10045

07-10-2019

Replace x with the given x value in the solution to see if it equals the Y value given in the solution:

3x - 4y = -5

3(1) - 4(2) =

3 - 8 = -5

True.

y = 4x-2

y = 4(1) - 2

y = 4-2

y = 2

True.

Yes (1,2) is a solution.

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