chelseamcgrath201 chelseamcgrath201

16-12-2019
Mathematics

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Is (5,4) a solution of the system of linear equations?
- 6x + y = - 26
x + y = 9

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acctantd acctantd

16-12-2019

Answer:-6x+y=-26

x+y=9

Subtract eqn 1 from 2

x-(-6x)=9-(-26)

x+6x=9+26

7x=35

x=5

x+y= 9-------2

y=4

(x,y)=(5,4)

Step-by-step explanation:

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