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MaRussiya [10]
3 years ago
11

What does x equal in the equation 2x + y - 3z equals -12

Mathematics
1 answer:
lidiya [134]3 years ago
8 0
2x+y-3z=12

2x=4z-y

x=2z-y/2
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F(x) = square root of x+9 ; g(x) = 8x - 13<br> Find f(g(x))
ryzh [129]

Answer:

\sqrt{8x-4}

Step-by-step explanation:

Substitute x = g(x) into f(x) , that is

f(g(x))

= f(8x - 13)

= \sqrt{8x-13+9}

= \sqrt{8x-4}

3 0
4 years ago
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AURORKA [14]
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Answer:

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x = -2   or   x = 7

Step-by-step explanation:

x² - 5x = 14

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4 0
2 years ago
Given the graphs of f(x) =x -7 and g(x) =-5x-1, what is the solution to the equation f() = g(x)?
lions [1.4K]

Answer:

1

Step-by-step explanation:

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3 years ago
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