A painter is working on a canvas that has a total are of 338 square inches. The canvas is x inches wide and twice as long as it
1 answer:
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Answer:
x = 2 and x = -2
Step-by-step explanation:
The easiest way is to guess. We know that you can't have a square root of a negative number. This constrains x between negative infinity to 2. Testing 2 and -2, we see that it satisfy the equation.
The more systematic approach is shown below
x= -2, 2