Answer:
y=5/9x+5
Step-by-step explanation:
The formula is y=mx+b with m being the slope and b being the y intercept so just plug in the values.
It is 420,5040,840 and 1680 is divisible by 2,3,4,5 &6.
Answer:

Step-by-step explanation:
(6, 4)
x = 6 and y = 4
y > -1/2x + 7
Plug in the values to check if it is true.
4 > -1/2(6) + 7
4 > -3 + 7
4 > 4
This statement is false.
(6, 4) lies on the line.
Answer:
491.4 litres
Step-by-step explanation:
(5.4×13)×7 = 491.4