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The variable Z is directly proportional to X. When X is 10, Z has the value 190. What is the value of Z when X = 13
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The variable Z is directly proportional to X. When X is 10, Z has the value 190.

What is the value of Z when X = 13

User Leon Segal
by
7.4k points

1 Answer

3 votes
since z is proportion to the x
z = a x
190 = a 10
a = 19

when x = 13
z = a x
z = 19 * 13
z = 247
User Muffy
by
8.7k points
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