айти значения выражений: 15-(5+2)
( 26-6)+20 17-10+5 8+3-4 10+2-7 7+6-0

15-(5+2)=15-7=8

(26-6)+20=20+20=40

17-10+5=7+5=12

8+3-4=11-4=7

10+2-7=12-7=5

7+6-0=12

15-(5+2) = 15-7=8

(26-6)+20 = 20+20=40

17-10+5 =17-10=7+5+12

8+3-4 = 11-4 = 7

10+2-7= 12-7 = 5

7+6-0 = 13-0 = 13