s169070 s169070

20-02-2022
Mathematics

contestada

what is the answer to [tex]\frac{z-5}{z+1}=\frac{3}{2}[/tex]

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SnoppyTeacher SnoppyTeacher

20-02-2022

the correct answer is Z=-13

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nadjadzeletovic nadjadzeletovic

21-02-2022

Answer: z=-13

Explanation: z-5/z+1= 3/2

2(z-5)=3(z+1) (cross multiplication)
2z-10=3z+3 (remove parenthesis)
2z-3z=10+3 (collect like terms)
-z=13
z=-13

Answer Link

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