+14915 Hello Guest!
\(\sqrt{\frac{7x-10}{9}}=4\ |\ ^2\cdot 9\\ 7x-9=4\cdot 9\ |\ +9\\ 7x=4\cdot 9+9\ |\ :7\\ x=\frac{45}{7}\)
\(\dfrac{\sqrt{7x}-10}{9}=4\ |\ \cdot 9\ +10\\ \sqrt{7x}=4\cdot 9+10\ |\ ^2\\ 7x=46^2\ |\ :7\\ x= \frac{2116}{7}=302\ \frac{2}{7}\)
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