Anonymous Anonymous

16-02-2017
Mathematics

Answered

Simultaneous equations

please show all working out

6x−5y=0

4x−5y=−10

Verified Answer :

Iknowit Iknowit

16-02-2017

6x-5y=0
4x-5y=-10 |(-1)

6x-5y=0 |
-4x+5y=10| +

2x=10
x=5

65-5y=0
30-5y=0
30=5y
y =6

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