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19-02-2022
Mathematics

contestada

Identify Variables
X: is 12
Y: is 4
Equations
x + y = 12
x + y = 4
x-y = 12
x- y =4

Respuesta :

MathWiz0001 MathWiz0001

19-02-2022

Step-by-step explanation:

Substitute x = 12 and y = 4 into the equations:

1.

[tex]12 + 4 = 12[/tex]

Incorrect.

2.

[tex]12 + 4 = 4[/tex]

Incorrect.

3.

[tex]12 - 4 = 12[/tex]

Incorrect.

4.

[tex]12 - 4 = 4[/tex]

Incorrect.

All equations are incorrect when x and y are substituted.

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