Answer:

Step-by-step explanation:
1) Cancle x from both sides.

2) Since 128 = 68 is false, There is no solution.

Answer:
the profit is $256
Step-by-step explanation:
300 - 44 = 256
Answer:
29
Step-by-step explanation:
Answer:
23
15
12
34
Step-by-step explanation:
Answer:
y=1/2x+3/2
Step-by-step explanation:
use the slope formula m=y2-y1/x2-x1 and get the slope. then plug in one set of points for y and x for (b)