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The equation is $\"square$ .

Squaring on each side and eliminate square roots.

$\"2$

$\"2$ (Subtract t from each side)

$\"t$

$\"t$ (Add 7 to each side)

$\"t$

$\"\"$

CHECK:-

To check the solution, substitute $\"t$ in $\"square$ .

$\"square$

Squaring on each side and eliminate square roots.

$\"11$

The solution is true. $\"\"$

The value of t is 9.