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25x + 22x + 9 = 180.......

1 Answer

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\sf\purple{The\:value\:of\:x\:is\:3.638.}

Explanation:-


25x + 22x + 9 = 180 \\ ⇢ 47x = 180 - 9 \\ ⇢ 47x = 171 \\ ⇢ x = (171)/(47) \\ ⇢ x = 3.638

To verify:-


25 * 3.638 + 22 * 3.638 + 9 = 180 \\ ⇢ 90.95 + 80.036 + 9 = 180 \\ ⇢ 180 = 180 \\ ⇢ L.H.S.=R. H. S

Hence verified.


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