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What value of z is a solution to this equation? 8z - 7z = 6 Z = 6 Z = 8
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4 votes
What value of z is a solution to this equation?
8z - 7z = 6
Z = 6
Z = 8

User Ngawang
by
5.5k points

2 Answers

7 votes
Z=6 is the correct answer.
“Explanation:”
8(6) - 7(6) = 6
48 - 42 = 6

Z=8 is incorrect.
“Explanation:”
8(8) -7(8) = 6
64 - 56 = 8
All you have to do is take the values, in this problem those are 6 and 8, and plug them into z and solve.
User Oleksandr Diudiun
by
6.3k points
4 votes
8z - 7z =6
8z
-7z
= 1 z or just z
So z=6
User Gregory Klopper
by
5.9k points
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