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satela [25.4K]
3 years ago
14

Whats the value of z 2(5-2z)=20-2(z-1)

History
1 answer:
Elza [17]3 years ago
3 0
Answer: z=-6
.
.
2(5-2z) = 20-2(z-1)
10-4z=20-2z+2
....-4..........-4
10=2z+22
-22 ....-22

2z=-12
÷2 ÷2

z=-6
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