Find the value of: 2a+4b+5c when a=5,b=10,c=20
150
140
120
110
2a+4b+5c, when a=5,b=10,c=20 2a+4b+5c=2(5)+4(10)+5(20) [Putting value of a, b, and c] =10+40+100=150
Find the value of: 3a−2b when a=8,b=10