jelly18 jelly18

24-03-2016
Mathematics

Answered

Linear equations 2x+y=20

6x-5y=12

Verified Answer :

Hey1ItsHeather Hey1ItsHeather

24-03-2016

Step1:
2x+y=20
6x-5y=12

Step 2:
(2x+y=20)*5
6x-5y=12

Step 3:
10x+5y=40
+6x -5y=12
16x=52
X=3.25

Step 4: Plug into equation
y=-1.5

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