How do i solve this using equal values method y=3x+7 andy=4x+21

I need is in equal vales method
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1 Answer

?????????? "values method" ?????????? never herd av such outlandish terms

yu need tu get gooder kontrol av yer run-awae krats

line 1...y=3x+7

line 2...y=4x+21

so 3x+7=4x+21

4x-3x=7-21

x=-14
by

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