In a certain chemical, the ratio of zinc to copper is 3 to 11. A jar of the chemical contains 462 grams of copper. How many gra
1 answer:
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Answer:
x = -1
Step-by-step explanation:
When an exponent is negative, you have to move it to the denominator (or to the numerator if it's already on the denominator). Since the answer is , you know that the 2 has been raised to the power of 1 (any number to the power of 1 is the same number), so you just make it negative. Hope that helps!