Question

Add:- 2a-3b+3c-4d,3a-b-2c+2d
With complete solution.

Answer 1

=-2a-3b+3c-4d+3a-b-2c+2d

collect like terms

=-2a+3a-3b-b+3c-2c-4d+2d

=a-4b+c-2d

Answer 2

`\huge\bold\green{answer}`

`\\ \sf\longmapsto \: a( + 2 + 3) + b( - 3 - 1) + c( + 3 - 2) + d( - 4 + 2) \\`

`\\ \sf\longmapsto \: + 5a - 4b + c \: - 2d \:`