70 - (20 - 13)
(14x2)-9
-10
11
1
How do you write an expression
(14x2)-9
-10
11
It is 24 - v
Subtract 25 from whatever variable you use for "a number". If your number is "x", then the expression becomes "x - 25".
10 - you
20-n
1
Since there is no "equals" in the question, there cannot be a formula, only an expression.
(n-4)/5 Remember p.e.m.d.a.s. The parentheses signify which part of the expression to do first. They are very important. You get a different answer without them.
How do you write an expression
It is simply x - 6. The expression cannot be evaluated because the value of x is not given.