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anzhelika [568]

3 years ago

14

Combine like terms to complete the equivalent expression. 2 1/2 z² + 4 1/2 + 7z - 4 +5z - 1/2 z² = ( _ z² - _z²) + ( 7z + _ z) +

( _ - _) = _z²+ _ z +_

1 answer:

postnew [5]3 years ago

8 0

Step-by-step explanation:

z is 1 and 2 is 2

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4 years ago

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