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Someone answer and explain this for me please​

Someone answer and explain this for me please​-example-1
User Zpalmtree
by
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2 Answers

6 votes

Answer:

which one

Explanation:

User PixelToast
by
8.5k points
7 votes

Explanation:

To find : Write a variable expression the algebraic expression ?

Solution :

A variable is defined as the symbol for a number we don't know yet.

It is usually a letter like x or y.

1)
3x+7

The variable in the expression is unknown value i.e. x.

2)
x-9

The variable in the expression is unknown value i.e. x.

3)
x^2-2x

The variable in the expression is unknown value i.e. x.

4)
(a)/(2b)

The variable in the expression is unknown value i.e. 'a' and 'b'.

User Lecko
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8.6k points

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