5. Составь по выражениям задачи и реши их. 12・4+8・4 (7+3)・5 23・3+11・2

1) 12 ⋅ 4 + 8 ⋅ 4 = 48 + 32 = 80

2) (7 + 3) ⋅ 5 = 10 ⋅ 5 = 50

3) 23 ⋅ 3 + 11 ⋅ 2 = 69 + 22 = 91