Question

If a= 1 and b= -1 , then find the value of b + 3a – 4 + 2a

Answer 1

Solution:

we need to find value of b+3a-4+2a

we have the values of a and b as a=1 and b=-1

putting the values

→ b+3a-4+2a

→ -1+3(1)-4+2(1)

→-1+3-4+2

→2-2

→0

Hence answer is 0

Answer 2

Answer:

4

Step-by-step explanation:

(-1) + 3 x 1 - 4 + 2 x 1

dmas rule

(-1) + 3 - 4 +2

2 - 6

4

answer is 4