Question

PLSSSS HELPPPP20 POINTSSS MATHH

Answer 1

Answer:

1

-7x

Step-by-step explanation:

the rule of indices states that any thing raised to power of - 1 is 1 over the number. (e.g: 8^ -1 = 1/8 or 7^ -2 = 1/7²

therefore;

(-7x)‐¹ = 1

-7x

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Answer 2

Answer:

- $\frac{1}{7x}$

Step-by-step explanation:

using the rule of exponents

$(a)^{-1}$ = $\frac{1}{a}$ , then

$(-7x)^{-1}$ = - $\frac{1}{7x}$