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The value of x in this system of equations is 1.
3x + y = 9
y = - 4x + 10
1. Substitute the value of y in the first equation:
2. Combine like terms:
3. Apply the subtraction property of equality
4. Apply the division property of equality
3x + (-4x + 10) = 9
-x + 10 = 9
x=-1
x=1
What is the value of y?

Respuesta :

Answer:

The value of y is 6.

Step-by-step explanation:

1) Since x = 1, you need to substitute x with 1.

2) Solve the equation

     y = -4x + 10

     y = -4(1) + 10

     y = -4 + 10

     y = 6

avelinealferez

Answer:

Y=6 is correct!

Step-by-step explanation:

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