Question

which of the following is a variable
2x²+1<3x
or
x by + 1 =5





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Answer 1

Answer:

x is the variable

Step-by-step explanation:

any  small letter used in the math isvariable

Answer 2

Answer:

Here x is the variable

Step-by-step explanation:

In mathematics, If don't have a exact value of a term then, it is supposed by and denoted with a small english alphabet

for example: x, p, q, m, n, y, etc

these english alphabets are known as 'variable'.