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(7x+40)+(6x+43)=180 x? Z?
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(7x+40)+(6x+43)=180 x? Z?

User Mike Manard
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1 Answer

2 votes


(7x + 40) + (6x + 43) = 180\\7x + 40 + 6x + 43 = 180\\7x + 6x = 180 - 40 - 43\\13x = 97\\x = (97)/(13)

I'm not sure what you mean by Z but x is
(97)/(13)

User Jun Hsieh
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