For each of the following, tell whether the expressions are equivalent expressions or not equivalent expressions. TY <3
1. 16b + 7a - c and 7a + (-c) + 16b
Equivalent expressions or not equivalent expressions?
2. 5y + (-4) and 4 + (-5y)
Equivalent expressions or not equivalent expressions?
3. x + x + 3 - y + 2x - 1 + 6y and 4x + 5y + 2
Equivalent expressions or not equivalent expressions?