Question

What's the value of x 0%7B8%7D%5E%7B2%7D%20" id="TexFormula1" title=" {x}^{2} - {15}^{2} = {8}^{2} " alt=" {x}^{2} - {15}^{2} = {8}^{2} " align="absmiddle" class="latex-formula">
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Answer 1

${x}^{2} - {15}^{2} = {8}^{2} \\ \\ {x}^{2} - 225 = 64 \\ \\ {x}^{2} = 64 + 225 \\ \\ {x}^{2} = 289 \\ \\ x = 17$

Answer 2

The value of X would be plus and minus 17 for the fact you got the square root of 289.