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7 August, 19:51

Simplify each expression by combining like terms

3x^-1 - 10x^-1

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  1. 7 August, 20:09
    0
    -7/x

    Step-by-step explanation:

    first, you combine the terms together to get - 7x^-1. you cant have negative exponents in the numerator so you move the x^-1 to the denominator. once it move its becomes positive then.
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