Răspuns:
92<94
Explicație pas cu pas:
a=6×7-5×6+728:8
a=42-30+91
a=12+91
a=103
b=669:3+3×4-4×4
b=223+12-16
b=235-16
b=219
c=408:24-16:8
c=17-2
c=15
Comparăm:
5×a-2×b+c=
5×103-2×219+15=
515-438+15=
77+15=
92
7×a-3×b+2×c=
7×103-3×219+2×15=
721-657+30=
64+30=
94
5×103-2×219+15<7×103-3×218+2×15
92<94
