They are: 6d+6 or 6(d+1)
12%6
Multiplication and addition.
No they are not equivalent, commutative property applies to addition, not subtraction. The two expressions will be equal only if a = 2, in which case you will have 6-6 = 6-6 = 0
Equal:4 plus 2 is EQUALS to 6.Equivalent:6 is EQUIVALENT to 4 plus 2.
They have n in common.
No, they are not equivalent.
17 + 6 + m
algebraic expressions
x - 3
5.(8+3)
The expression 9+5 is equivalent.