JayTheNerd JayTheNerd

15-11-2017
Mathematics

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What is equivalent to 6x-8y

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damiand2912 damiand2912

15-11-2017

Plug y= -5 into 6x+8y= -22, we have:
6x+8(-5)= -22
⇒ 6x -40= -22
⇒ 6x= -22+40
⇒ 6x= 18
⇒ x= 18/6
⇒ x=3

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