Respuesta :

Answer:

i think its 2x

Step-by-step explanation:

Factor is another name for a multiplier.

2x2 = 2 · x · x

-10x = -1 · 2 · 5 · x

Common factors are multipliers that are in both expression.

What factors (multipliers) are in both of the equations?

2 and x, these are the common factors.

2x is the greatest (largest/most) common factor.