leviissadly5feetand2 leviissadly5feetand2

27-04-2021
Mathematics

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Solving System equations using substitution

5x+2y=21
-x-y=-9
Can someone help solve this

Respuesta :

Аноним Аноним

27-04-2021

Answer:

x = 1

Step-by-step explanation:

-5x+2(7x)=9

-5x+14x=9

9x=9

x=1

also you can use math_way to help solve this

Have a great day!

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