Answer:
the cat weighs 21 pounds.
the dog weighs 43 pounds
Step-by-step explanation:
dog = 3x-20 = x + 22
cat = x
3x-20 = x+22
3x = x+42 (add 20 to both sides)
2x = 42 (subtract x from both sides)
x = 21
answer:
they will never cross....
2/2 = 1
y2 - y1 4 - 2 2 Equals 1
x2 - x1 8 - 6 2