Im so confused somebody please help and explain.

Prasanth Louis asked Jul 5, 2022

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Prasanth Louis asked Jul 5, 2022

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21 votes

$\\ \sf\longmapsto 3x+4x-1=90$

$\\ \sf\longmapsto 7x-1=90$

$\\ \sf\longmapsto 7x=90+1=91$

$\\ \sf\longmapsto x=(91)/(7)$

$\\ \sf\longmapsto x=13$

Mayukhc answered Jul 11, 2022

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