Question

Solve 2a pluse 6b
Solve 2a pluse 6b
Solve 2a pluse 6b
Solve 2a pluse 6b
Solve 2a pluse 6b

Answer 1

2a=2×a

6b=2×3×b

and now we can see that 2 is common in 2a and 6b

then we can write it as 2a+6b=2(a+3b)

2a+6b=2(a+3b)