Question

write the remainder if twice of (5b+a) is sutracted from 3(a+5b) ???

Answer 1

Twice of (5b+a) = 2 (5b+a) = 10b + 2a .

Now, Difference
= 3(a+5b) - (10b+2a)
= 3a + 15b - 10b -2a
= a + 5b .

Therefore, The remainder is a+5b

Answer 2

Twice of (5b+a) =10b+2a

Substrared from 3a+15b

Write this in equation

3a+15b
2a+10b
- -
_______
a+5b
______

a+5b will come