Question

Find the value of a and be if the ordered pairs (a+2,4) and (5,2a+b) are equal

Answer 1

Answer:

Step-by-step explanation:

a+2=5

a=3

4=2a+b

4+2(3)+b

4=6+b

b=-2

Answer 2

a+2=5 , 2a+b=4

a=5-2 2×3+b=4

a=3 6+b =4

b=4-6

b=-2

then the value of a is 3