26
273 13+8 = 21 and 13*21 = 273
4' 8" + 5' 11" = 10' 7"
144 9+7 = 16 and 9*16 = 144
x = -8, y = 10
2+4+8+2+10+6 = 6+8+2+10+6 = 14+2+10+6 = 16+10+6 = 26+6 = 32
144
4+4=8+0=8+1=9+1=10+0=10+1=11 It equals 11. You're welcome.
x-2+4=-8 x+2=-8 x=-10
144
144
First subtract 4-2, which equals 2. Then add 2+8=10.