Is y equals 9 plus 3x linear?

Anonymous

∙ 15y ago

Updated: 10/17/2024

y=9+3x is linear because there is only one value of x so it will go up proportionally, for instance if x=1 then y=12, x=2 y=15, x=3 y=18.

they will always go up by three, only equations with multiple xs, eg x squared+4x+6 is non linear and x cubed-9 is non linear.

Wiki User

∙ 15y ago

What else can I help you with?

What is 7x - 9 equals 3x plus 5?

It is a linear equation in one variable, x.

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the answer is -3x = 0

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The answer to your question, as asked, is that it is a linear equation with one variable, x. 3x + 3 = 9 Subtract 3 from both sides: 3x = 6 Divide both sides by 3: x = 2

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