2 years ago

What is the solution to y=-x-6 and y=x-4

Mathematics

1 answer:

xz_007 [3.2K]2 years ago

7 0

Answer:

(-1,-5)

Step-by-step explanation:

Solve by substitution

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The variable Z is directly proportional to X. when X is 15, Z has the value of 45. what is the value of Z when X=23

IrinaVladis [17]

$If\ Z\ is\ directly\ proportional\ to\ X\ then\ \frac{Z}{X}=const.\\------------------------\\X=15\ and\ Z=45\\\\X=23\ and\ Z=?\\\\\frac{Z}{23}=\frac{45}{15}\to\frac{Z}{23}=3\ \ \ \ |multiply\ both\ sides\ by\ 23\\\\\huge\boxed{Z=69}$

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Answer:

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Step-by-step explanation:

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3 years ago

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padilas [110]

20pi sq units
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3 years ago

Read 2 more answers

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JulijaS [17]

Answer:

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Step-by-step explanation:

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3 years ago

sveta [45]

Answer:

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