x/2 + 4 < 7
multiply both sides by 2
x/2 * 2 + 4 * 2 < 7 * 2
which equals
x + 8 < 14
subtract 8 from both sides
x + 8 - 8 < 14 - 8
x < 6
In five hours the temperature would be -13 degrees F. Hope this helps.
Answer:
Step-by-step explanation:
Answer:
-39, -37, -35
Step-by-step explanation:
3x + 6 = -111
3x = -111 - 6
3x = -117
x = (-117)/3
x = -39
x + 2 = -37
x + 4 = -35
