Question

for which equation and the inequalities given belown is x=3 not a solution? f)-7x-9=12 g)x-2<-4 h)3x-2=-11 j)-5x-8>7

Answer 1

Answer: f) -7x -9= 12

Explanation:

Step 1: Solve the equation. To solve the equation, add 9 to both sides. This is what you would have now. ( -7x = 21 )

Step 2: Now divide -7 from both sides. This is what you would have now.

( x= -3)