alexatrevino545 alexatrevino545

04-05-2021
Mathematics

contestada

What is the x-value of the solution to this system of equations x=-1/2y 6x+y=4
A. -1
B. 8
C. -2
D. 1

Respuesta :

sqdancefan sqdancefan

04-05-2021

9514 1404 393

Answer:

D. 1

Step-by-step explanation:

Solve the first equation for y, then substitute that into the second equation.

-2x = y

6x +(-2x) = 4 . . . . substitute

4x = 4 . . . . simplify

x = 1 . . . . divide by 4

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