Answer:81
Step-by-step explanation: it is skip by 3x so 21 x3 = 81
:)
Hey hon I don’t see the equation u need help with. Maybe try re uploading.
For this case we have the following inequality:

We multiply both sides of the equation by -1.
By doing this, change the symbol of the inequality.
We have then:

From here, we clear the value of x.
We have then:
Answer:
The solution set is:
{x | x R, x < -12}
There is no decimal. the answer is 3
THEN LET IT MAKE A SANDWICH
WHAT A JOKE !!!!!!