Question

2x + 4y when x = 5 and y = -2

Answer 1

Step-by-step explanation:

2×5 + 4×-2

10x+ -8 y

final ans is 10x +-8y

+- is -

so u write 10x-8y

Answer 2

Answer:

x = 5 y = -2

2x + 4y

Step-by-step explanation:

2 × x + 4 × y

2 × 5 + 4 × -2

10+ -8

10-8

2