Question

$\sqrt{37 - 4x} = 5$
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Answer 1

${( \sqrt{37 - 4x} )}^{2} = {5}^{2} \\ 37 - 4x = 25 \\ - 4x = 25 - 37 \\ - 4x = - 2 \\ x = \frac{1}{2}$