Answer:
White Gold.
Step-by-step explanation:
This type of gold contains only 75% pure gold, not 100%.
Answer:
all real values of x where x < -1
Step-by-step explanation:
See attached graph.
9514 1404 393
Answer:
see below
Step-by-step explanation:
The y-coordinates of the points are the same, so the distance between those points will be the difference of the x-coordinates. The first number line shows those x-coordinates plotted properly. It can be used to find the difference between them.
The answer would be 7-x=x