Question

3a + 4b for a = -1, b= 2

fast friends ​

Answer 1

given,

a = -1

b = 2

now,

3 (-1) + 4 ( 2)

= -3 + 8

= 5

Answer 2

Answer:

3a+4b

3×(-1)+4×2

=-3+8

=5