Question

o Evaluate: 2a+3b-c if a=3, b=4 and c=5​

Answer 1

Answer:

2a+3b-c=0

6+12=5

2a+3b-c=13

Step-by-step explanation:

2a+3b-c=0

2a+3b=c

a=3,

b=4

c=5​

Substitute the above values

2a+3b=c

2(3)+3(4)=5

6+12=5

18-5=0

13=0