Question

At the beginning of the week, Joshua had $356 in his savings account. At the

end of the week he only had $123 in his savings account. Write and solve an
equation to find the amount of money that Joshua spent during the week.

Answer 1

$356 - $123 = $233, joshua spent $233

Answer 2

equation: 356 - x = 123

The x can be changeable

the actual answer:

356 - 356 - x = 123 - 356

-1x/-1 = -233/-1

x =233