Question

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Which expression is equivalent to (150x-80y+ 50-50x-25y+20)?
20x-214+ 14
20x+ 11y + 14
20x-11y+6
20x+21y+6

Answer 1

Answer:a

Explanation:

Answer 2

20x+21y+14

Explanation:

Combine like terms:

150x-80y+50-50x-25y+20=

100x-80y+50-25y+20=

100x-105y+50+20=

100x-105y+70

100x-105y+70 can be divided by 5 and get 20x+21y+14.