Question

*Which of the following is not an equation in one variable ?*

1️⃣ 2x + 5=9
2️⃣ 3y=8
3️⃣ 3x + 4y =9
4️⃣ 6z/7=2​

Answer 1

Answer:

3.3x+4y=9

Step-by-step explanation:

Because It have both X and Y variable,so it is not an equation in one variable.

Answer 2

Answer:

3 is the answer

Step-by-step explanation:

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the 3 is the correct answer because in third equation

it has two variable x and y

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