Answer: 5
Step-by-step explanation:
First we should do the first step: 7+2=9, The they lose 4 which then 9-4
which would equal 5
I think is c because you just flipping the the letters and It should be the same answer ...but I’m not sure....
Answer:
4x -4y
Step-by-step explanation:
5(x-y)-(x-y)
Distribute
5x -5y - x +y
Combine like terms
5x -x -5y +y
4x -4y
1st- gained lost 800, gained 900
2- lost 400- gained 600
so in all she lost 1200
but then gained 1500