1,5^(5x-7)=(2/3)^(x+1)

Question

1,5^(5x-7)=(2/3)^(x+1)

Comments

а ЧТО ЗНАЧИТ^

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степень

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например, 1,5 в степени 5x-7

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/- знак деления

Answer 1

1,5^(5x-7)=(2/3)^(x+1)
(3/2)^(5x-7)=(3/2)^(-x-1)
5x-7=-x-1
5x+x=-1+7
6x=6
x=6/6
x=1