Answer:
21.57
Step-by-step explanation:
26.87 - 5.3 = 21.57
50
(2+3=5) +5 = 10
6+7 = 13
8+9=17
10
Then add them all together:
10+13+17+10=50
4+w and w+4
I used communative property where you simply flip flop the answers
