Answer:
Think of the total as 1/5 + 1/5 + 1/5 = 3/5
You have THREE fifths of material.
You use ONE of those fifths.
That leaves you with TWO fifths.
Step-by-step explanation:
4x-2x-6=8
2x-6=8
2x=8+6
2x=14
x= 14/2
x= 7
x = 3y.......(1)
x - 3y = 0 ....(2)
Substituting x in (1) into (2)
3y - 3y = 0
No solutions
Multiplication is repeated addition.