Seudónimo Seudónimo

04-02-2020
Mathematics

contestada

Which pair of expressions below is equivalent?

A. 9x+2y and 11xy
B. 4x-5y and 5y-4x
C. 5(2x-3y) and 10x-3y
D. X+y+x+y and 2(x+y)

Respuesta :

bacchusella04 bacchusella04

04-02-2020

D
because you can’t add or subtract unlike terms for A and B meaning the equations wouldn’t change
for C it would be 10x-15y not -3y
D) x+y+x+y=2x+2y
2(x+y)= 2x+2y

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