Asked by PREET

7Z+1-Z=2z-7

is z = -2

15 years ago

Answered by Ms. Sue

7Z+1-Z=2z-7

7Z - Z - 2Z = -7 + (-1)
4Z = -6

Take it from there,

15 years ago

Answered by PREET

Z=-1.5

15 years ago

Answered by Ms. Sue

Right!

15 years ago

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