It should be |-80+15|=65 units because absolute value makes it positive.
Keys on a keyboard because it can’t be letters because there are numbers and punctuation marks, it can’t be numbers because there are letters and punctuation marks, it can’t be punctuation merks either cause there are letters and numbers. So the only option left is keys on a keyboard cause it has all letters numbers and punctuation marks
Answer:
Goodluck my dude.
Step-by-step explanation:
Red=2 nits
blue=4 nits
if 6liters=blue=4 units
divide 2
3 liters=2 units=red
red=3 liters
Answer:
x=3,y=1
Step-by-step explanation:
2^x+y=16,3^x-y=9
16=2^4,9=3^2
x+y=4,x-y=2 add both
2x=6,x=3
3-y=2,y=1