5x +9= -29
and
5x = -20
Are they equivalent

No.

Step-by-step explanation:

We can try to simplify this by making sure the first equation has only the 5x on one side.

Subtract 9 from both sides.

≠

They are not equal.

option 1

data plot with   3 dots over 33, 1 dot over 34, 2 dots over 35, no dot over 36, 1 dot over 37, 2 dots over 38, 4 dots over 39, and 2 dot over 40.