The of a a-3 if a =7 is 4

Today : Saturday, 07 November 2020

Hour: 13.46 WIB (Indonesia)

the result of a a - 3 if a = 7 is 4

Cause,

if a = 7

a - 3

= 7 - 3

= 4

so, 4 is the result a - 3 if a = 7

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

hope this !

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