Mr. Wilson bought gardening supplies for 79.75, not including tax. If the tax rate is 8%, what was the total cost of these garde
2 answers:
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Answer:
x = ±
Step-by-step explanation:
Given
y = x² + 11 ( subtract 11 from both sides )
y - 11 = x² ( take the square root of both sides )
± =
, hence
x = ±