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solong [7]
3 years ago
9

What is the correct answer? ​

Mathematics
1 answer:
Nastasia [14]3 years ago
4 0

Answer:

C)   (-3, -1)

Step-by-step explanation:

y = 5/3x + 4

  When x = 0, y = 4

  When y = 0, x = -2.4

  graph the points: (0, 4) and (-2.4, 0)

y = -2/3x - 3

  When x = 0, y = -3

  When y = 0, x = -4.5

  graph the points: (0, -3) and (-4.5, 0)

The lines will cross at point: (-3, -1)

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The one-to-one functions g and h are defined as follows.
Ad libitum [116K]

Answer:

Step-by-step explanation:

The one-to-one functions g and h are defined as follows.

g={(-7,-6), (-5,4), (4,-7)(7,6)}

h(x)= 3x-14

Find the following.

g-1(4)=

"g-1(4)" just says "Find the pair of coordinates that has 4 for its

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g-1(4)=-5  

8 0
3 years ago
Write 7x = 2401 as a logarithmic function.
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3 years ago
What's 5 - the square root of x + 10 = the square root of 7 - x
Tcecarenko [31]
\bf 5-\sqrt{x+10}=\sqrt{7-x}\impliedby \textit{squaring both sides}
\\\\\\
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35-10\sqrt{x+10}+x=7-x\implies 28-10\sqrt{x+10}+2x=0
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2x+28=10\sqrt{x+10}\implies x+14=5\sqrt{x+10}\impliedby 
\begin{array}{llll}
squaring\ both\\
sides\ again
\end{array}
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\bf (x^2)+28x+(14^2)=5^2(x+10)\implies x^2+28x+196=25x+250
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\begin{array}{lcclll}
x^2&+3x&-54&=0\\
&\uparrow &\uparrow \\
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x+9=0\\
\boxed{x=-9}\\
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3 0
3 years ago
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AVprozaik [17]

Answer:

4

Step-by-step explanation:

Im assuming you mean the first and second equation equal each other:

3x+2=2x+6

x=4

6 0
3 years ago
What number is 10 more than 89
kotegsom [21]
99 would be to more than 89 because 89+10= 99<span />
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