0.4 z - 3 / 1.5 z + 9 = - 7 / 5
Answers
Answered by
11
Answer:
-9.18
Step-by-step explanation:
See, I'll explain you this very good so you can understand it well I am not joking around so please understand this concept this is very important:
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0.4 z - 3 / 1.5 z + 9 = - 7 / 5
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5(0.4z-3)=7(1.5z+9)
2z-15=10.5z-63
2z-10.5z-63+15
-8.5z=78
z=78/-8.5 X 10
z=-156/17
z= -9.18
Answered by
1
Answer:‐96/25
Step-by-step explanation:
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