01-02-2015
Mathematics

Answered

-2.2 + 0.3z= 3 -0.5z -0.8z

what does z equal

Answer :

bella77 bella77

01-02-2015

add 2.2 to each side so 0.3z = 5.2 - 0.5z -0.8z
add 0.5z to each side so 0.8z = 5.2 - 0.8z
add 0.8z to each side so 1.4z = 5.2
divide each side by 1.4 so z = 3.71428571

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idknidc idknidc

02-02-2015

After getting all the Z values to one side i got 3.25z

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