Soru
2. 9x-54=45-162 olduguna k actir? A) -7 B) -2 c) 0 D) 2 E) 3
Çözüm
4.3
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Uzman · 3 yıl öğretmeni
Uzman doğrulaması
Cevap
To solve the equation
, we can start by simplifying both sides of the equation.On the left side, we have
. On the right side, we have
, which simplifies to
.So, the equation becomes
.Next, we can isolate the variable
by adding
to both sides of the equation:
This simplifies to
.Finally, we can solve for
by dividing both sides of the equation by
:
This simplifies to
.Therefore, the correct answer is A)
.