Question

3(5z-7)-2(9z-11)=4(8z-13)17

Answer 1

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•°• Here's your answer •°•

$que = 3(5z - 7) - 2(9z - 11) = 4(8z - 13)17 \\ \\ = 15z - 21 - 18z + 22 =68(8z - 13) \\ \\ = - 3z + 1 = 544z - 884 \\ \\ = - 3z - 544z = - 884 - 1 \\ \\ = - 547z = - 885 \\ \\ = z = \frac{ - 885}{ - 547} \\ \\ = z = 1.617 \: \: ( \: \: approx \: \: )$


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