Answer:
Let's assume the number be 100.
According to the problem , 100 is increased by 100%.
So, new number will be 100+100=200
Now 200 will decreased by 20%.
So, 20% of 200= 0.20*200= 40.
So, again the number has been changed into 200+40=240.
So, x=240
Step-by-step explanation:
20 aahahahahahahHHajajajahaj ajajaja
Answer:13 over 30
13/30 or 0.433
Step-by-step explanation:
Answer:
One solution
Step-by-step explanation:
Move variables to one side and constants to the other.
x-4y=-1
2x+8y=8 Divide this by 2
x+4y=4
Add the equations
2x=-3
x=-1.5
y=-1/8