Question

subtract 2x - 4y and 3x - 8y​

Answer 1

3x - 8y - (2x - 4y)

3x - 8y - 2x + 4y

x - 4y

hope it helps....

Answer 2

Answer:

$(3x - 8y) - (2x - 4y) = 3x - 8y - 2x + 4y \\ \\ = 3x - 2x - 8y + 4y \\ \\ = x(3 - 2) - y(8 - 4) \\ \\ = 1 \times x -4 \times y \\ \\{ \huge{ \boxed{ \red{ = x - 4y}}}}$