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Which property justifies this statement?
If x=−2x=−2, then 5x=−105x=−10.

Subtraction Property of Equality
Transitive Property of Equality
Multiplication Property of Equality
Symmetric Property of Equality

Respuesta :

soyrbto
Multiplication Property of Equality 

is possible to notice this property by looking its definition.
If  a = b  then  a·c = b·c.
HomertheGenius
x = - 2 x = - 2
If we multiply it by 5:
x = - 2 x = - 2   / * 5
then:
5 x = - 2 * 5 x = - 2 * 5
5 x = - 10 x = - 10
Answer:
C ) Multiplication Property of Equality.