Question

If k+5=9, then the value of 6k - 17 is

Answer 1

$\displaystyle\huge\red{\underline{\underline{Solution}}}$

GIVEN

$\sf{ k + 5 = 9\: }$

TO DETERMINE

$\sf{The \: value \: of \: \: \: 6k - 17}$

EVALUATION

$\sf{ k + 5 = 9\: }$

$\implies \sf{ \sf{ k = 9 -5\: }\: }$

$\implies \sf{ \sf{ k = 4\: }\: }$

Hence

$\sf{ 6k - 17}$

$= \sf{( 6 \times 4) - 17}$

$= \sf{ 24- 17}$

$\sf{ = 7}$

RESULT

$\boxed{ \sf{ \: \: 6k - 17 = 7 \: }}$

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