Kyliesfirstemail Kyliesfirstemail

20-12-2019
Mathematics

contestada

What is the value of the solution to the system of equations below?
6x+3y=33
3x-y=4

Respuesta :

Yang100 Yang100

20-12-2019

Answer:

x=3, y=5. (3, 5).

Step-by-step explanation:

6x+3y=33

3x-y=4

----------------

y=3x-4

6x+3(3x-4)=33

6x+9x-12=33

15x-12=33

15x=33+12

15x=45

x=45/15

x=3

3(3)-y=4

9-y=4

y=9-4

y=5

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