crazyponygirl1890 crazyponygirl1890

24-10-2019
Mathematics

contestada

find the value of z

3x-5y+2z=-53
x-7y-4z=-37
5x+9y+2z=57

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KellerOAK KellerOAK

24-10-2019

Answer:

x=4

Step-by-step explanation:

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