Answer:
Explanation:
Question 1.
Move all terms containing
to the left side of the inequality.
Subtract
from both sides of the inequality.
Subtract
from
.
Move all terms not containing
to the right side of the inequality.
Add 4 to both sides of the inequality.
Divide each term in
by 7 and simplify.
The answer can be written as
or (2,∞)
Question 2.
Move all terms containing
to the left side of the inequality.
Subtract
from both sides of the inequality.
Move all terms not containing
to the right side of the inequality.
Subtract 7 from both sides of the inequality.
Divide each term in
by − 12 .
When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.
The answer can be written as
or (−∞,−
]