Answer:

Step-by-step explanation:

Answer
8(40-y) + 6y =300
320 - 8y + 6y =300
-2y=-20
y=10
This leaves x to be 30.
You should spend 30 minutes on machine 1 and 10 minutes on machine 2.
Step-by-step explanation:
Answer:
y= 300 - 5/9x
Step-by-step explanation:
0.8y = 240 - 0.5x
divide both sides by 0.8,
y= 300 - 5/9x
-5/9 is your gradient
300 is your y-intercept
Answer:
907.4 cm²
Step-by-step explanation:
I JUST KNOW IT K