Question

Evaluate the expression 12- x when x=8​

Answer 1

$given \: that \ :$

$x = 8$

$then \:12 - x \: will \: be \: :$

$12 - 8$

$= 4$

$∴ \: 12 - 8= 4$

Answer 2

Answer:

The result of 12-x when x=8, is 4

Step-by-step explanation:

Numerical Evaluation

Evaluate an algebraic expression means substituting the variables present in the expression by their respective numerical values, operate and report the result.

The given expression is

12 - x

Substituting x = 8, we get:

12 - 8 = 4

The result of 12-x when x=8, is 4