3 years ago

When would you write an x in an equation?)

Mathematics

1 answer:

mafiozo [28]3 years ago

4 0

Answer:

$\Large \boxed{\mathrm{When \ a \ number \ is \ not \ known}}$

Step-by-step explanation:

For example, a sum of a number and 6 is 12.

The number is unknown.

Let the number be x.

x + 6 = 12

We can solve for x (unknown number). Subtract 6 from both sides of the equation.

x = 6

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