Question

2/5z =3/8z + 7/20

solve the equation and check answer
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Answer 1

Answer:

14

Step-by-step explanation:

2/5z=3/8z+7/20

=>2/5z-3/8z=7/20

=>(16z-15z)/40=7/20

=>z/40=7/20

=>z=7/20*40

=>z=14

Hence, your answer is z=14.

HOPE IT HELPS!

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Answer 2

1/14

2/5z-3/8z=7/20

16-15/40z=7/20

1/40z=7/20

cross multiplication

20=280z

z=1/14