1. the opposite operation.
a: variable
b: inequalities
c: equal sign
d: coefficient
e: inverse operation

2: an unknown value can be represented by using a
a: variable
b: inequalities
c: equal sign
d: coefficient
e: inverse operation

3: the number infront of a variable is the
a: variable
b: inequalities
c: equal sign
d: coefficient
e: inverse operation

4: an expression does not have an
a: variable
b: inequalities
c: equal sign
d: coefficient
e: inverse operation

5: greater than and less than signs are used in

a: variable
b: inequalities
c: equal sign
d: coefficient
e: inverse operation