Question

a = 5, b = 4 6 ⋅ (a + b) + 3a – 2b =+ 3a – 2b =a +b = + =

Answer 1

6 ⋅ (a + b) + 3a – 2b =6a+6b+ 3a – 2b =9a +4b

если a = 5, b = 4, то    9*5+4*4=45+16=61

Ответ: 61