Question

by how much does 1 exceed 2x-3y-4

Answer 1

by much does 1exceed 2x-3y-4=xy = 2-4 = 2-3=1

Answer 2

$\huge{\fbox{\bf{\color{coral}{Solution:-}}}}$

Term to be subtracted : $\sf{\color{green}{2x - 3y - 4}}$

Changing the sign of each term of the expression gives : $\sf{\pink{2x + 3y + 4}}$

On adding :

$\begin{gathered} (1) + (2x + 3y + 4) \\ 1 - 2x + 3y + 4 \\ 5 - 2x + 3y \end{gathered}$