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Artyom0805 [142]
3 years ago
15

Need some help plz-(7-9z)+8(3z-4)

Mathematics
1 answer:
Oksana_A [137]3 years ago
6 0

Simplify brackets

-7 + 9z + 8(3z - 4)

Expand

-7 + 9z + 24z - 32

Collect like terms

(-7 - 32) + (9z + 24z)

Simplify

-39 + 33z

Regroup terms

<u>= 33z - 39</u>

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