arojas7 arojas7

26-05-2021
Mathematics

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Use elimination/linear combination to solve the following.
please help

Use eliminationlinear combination to solve the following please help class=

Respuesta :

18bafnaj 18bafnaj

26-05-2021

Answer:

Step-by-step explanation:

3x + 4y = 17

5x - 4y = 7

you can thus cancel out 4y

Hence

8x = 24

Hence x = 3

Substituting’

3(3) + 4y = 17

9 + 4y = 17

Hence 17 - 9/4

= y = 2

Hope this helps

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