mary1127 mary1127

21-10-2020
Mathematics

contestada

8) The sum of nine times a number and 13 is equal to seven times the number,

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aydanmikol74 aydanmikol74

21-10-2020

Answer:

-7.5=x

Step-by-step explanation:

9x+13=7x

13=-2x

-7.5=x

Answer Link

Аноним Аноним

21-10-2020

9x+13=7x
First, Subtract 9x on both sides to give you 13=-2x
Then divide -2 on both sides to give you -6.5

Answer Link

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