19-03-2021
Mathematics

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What is the value of z in the equation 10z + 15 = -5

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19-03-2021

Answer:

Z = 2

Step-by-step explanation:

10z+15=-5

subtract 15 from both sides

10z=-20

divide both sides by 10, leaving z by itself.

20 divided by ten is 2

so z =2

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