Answer:

Step-by-step explanation:

Remove parenthesis

Multiply 

Answer:
Change = (d2 -d1)/d1 x 100
Change = (20-16) / 16 x 100 = 25%
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
If there are 2 blue chairs and 5 red chairs there are 7 chairs total.
A or c am not completely sure I am 90% sure or is I
Answer:
The answers provided aren't reasonable for this graph.
Step-by-step explanation:
The graph's y-intercept is -2, since that is the point where the line intersects the y-axis. The slope is 3x, because the distance from one point to the next is 3 up, 1 right. So the equation for the graph is y = 3x - 2.