msari717 msari717

02-10-2020
Mathematics

contestada

log 7(x + 1) + log - 4 = 2

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zycholm23 zycholm23

02-10-2020

Answer:

7(x+1)+4-4=2

We move all terms to the left:

7(x+1)+4-4-(2)=0

We add all the numbers together, and all the variables

7(x+1)-2=0

We multiply parentheses

7x+7-2=0

We add all the numbers together, and all the variables

7x+5=0

We move all terms containing x to the left, all other terms to the right

7x=-5

x=-5/7

x=-5/7

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