casper9838 casper9838

18-01-2022
Mathematics

contestada

The product of a number and -7/10 is 1/2 what is the number 1. 7/20 2. -5/7 3. -7/20 4. 5/7

Respuesta :

clarch19 clarch19

20-01-2022

Answer:

2) -5/7

Step-by-step explanation:

[tex]\frac{-7n}{10}[/tex] = [tex]\frac{1}{2}[/tex]

cross-multiply to get:

10 = -14n

-10/14 = n

n = -5/7 (simplified)

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