vicvicvavalala vicvicvavalala

01-04-2020
Mathematics

contestada

help me with another math question

help me with another math question class=

Respuesta :

dannychen000 dannychen000

01-04-2020

Answer:

x = 3

y = -1

( 3, -1 )

Step-by-step explanation:

5x + 2y = 13

3x - y = 10

Multiply "3x - y = 10 " by 2

5x + 2y = 13

6x - 2y = 20

Cancel out +2y and -2y

11x = 33

Divide both sides by 11

x = 3

Substitute Into any equation:

3(3) - y = 10

9 - y = 10

-y = 1

y = -1

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