An expression is a mathematical phrase. Expressions are different from equations because they do not have values on both sides of an equal sign. An expression contains a
combination of terms and operations. They can be as simple as 4 + 10. That expression has
two terms (4 and 10) and one operation (addition).
Which of these is a mathematical expression?
A
1.-15
B
1 and 15
С
1-15-14
D
"Raining cats and dogs"
No