Answer:
no, it does not
Step-by-step explanation:
Hello
-x+4y=-5
so

we say that y varies directly with x if y=kx
in this example we have an additional constant, the graph is not a line through the origin so this is not a direct variation
hope this helps
Answer:
-13 =x
Step-by-step explanation:
−57 = 5x + 8
Subtract 8 from each side
-57 -8 = 5x +8-8
-65 = 5x
Divide by 5 on both sides
-65/5 = 5x/5
-13 =x
Answer: 14/4
Step-by-step explanation:
since 4/4 is one three would be 12/4. Adding 2/4 to 12/4 is 14/4. So the answer is 14/4
Answer:
20
Step-by-step explanation:
3x + x + 100 = 180 (sum of angles on a straight line)
4x = 180-100
4x=80
divide both sides by 4
x=20