Asked by La´Rue
12x−39≤9 AND−4x+3<−6
Answers
oobleck
multiply the 2nd by -3 and you have
12x - 9 > 18
12x > 27
So now you have a compound inequality
27 < 12x <= 48
9/4 < x <= 4
or, you can solve the two inequalities separately.
12x - 9 > 18
12x > 27
So now you have a compound inequality
27 < 12x <= 48
9/4 < x <= 4
or, you can solve the two inequalities separately.