7(5с+2)+3(1-с) при с=5,0 8(5+3d)+4(3-2d) при d=3.4

Question

7(5с+2)+3(1-с) при с=5,0

8(5+3d)+4(3-2d) при d=3.4

Answer 1

35с+14+3-3с=32с+17=32*5=160+17=177
40+24d+12-8d=16d+52=16*3,4=54,4+52=106,4