Answer:
81
Step-by-step explana81tion:
Square root of x minus 5 plus 7 = 11
√x-5+7=11
√x+2=11
√x=11-2
√x=9
squaring both sides to remove the root from x
(√x)²=(9)²
√x ×√x is x and 9×9 is 81
so you will get,
x=81
hope it helps you
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