Answer:
I have no clue j need more free answer
Step-by-step explanation:
3x+2y+z=16 4x-y=-5 y+x=11
First you convert kilograms to pounds,
1 kilogram = 2.205 pounds
next you times the number of pounds per kilogram by the number of kilograms given that need to be turned into pounds.
80 times 2.205 = 176.4
next you subtract to get the answer
176.4 - 135= 41.4
so Ms. Johnson weighs 41.4 pounds less than herr husband
I hope this helps you
1,3 u = -3,25
1,3u ÷1,3 = -3,25 ÷ 1,3
u = -2,5