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7z= 21 2x + 3y – z =-2 x=_y=_2= x + 2y + 3z = 9

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7z= 21 2x + 3y – z =-2 x=_y=_2= x + 2y + 3z = 9

asked Sep 10, 2021 213k views

2 votes

7z= 21
2x + 3y – z =-2 x=_y=_2=
x + 2y + 3z = 9

Mathematics
high-school

by Asmoun

8.5k points

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1 Answer

3 votes

Answer:

1) 7(3) = 21

Explanation:

Guycole answered Sep 16, 2021

7.8k points

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