Question

0.5 Z plus 4 buy 1.2 Z + 6 is equal to 5 by 3

Answer 1

Answer:

Step-by-step explanation:

0.5Z+4/1.2Z+6=5/3

CROSS MULTIPLY

(0.5Z+4)*3=(1.2Z+6)*5

1.5Z+12=6Z+30

-4.5Z=42

Z=9.33

Answer 2

Answer:

z=4

Step-by-step explanation:

=>3(0.5z+4)=5(1.2z+6)

=>1.5z+12=6z+30

=>1.5z-6z=30-12

=>-4.5z=18

=>z=18/4.5

=>z=4

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