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marin [14]
3 years ago
9

If

Mathematics
1 answer:
Setler79 [48]3 years ago
6 0

Answer:

-8

Step-by-step explanation:

((x * -5) / -8) = 5

multiply both sides by -8

x * -5 = 40

divide both sides by -5

x = -8

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Suppose the solution x=6 increases to x=9 and the left side of the equation stays the same. How would the right side need to cha
hoa [83]

Given that solution for some equation is x=6

Now they want to change x=6 into x=9.

Notice that all equations contans equal sign (=) because both side values are always same.

So if by any chance you want to change value of one side then you must change value on other side too

like we see that 6 changed to 9 by adding 3 on right side then we must add 3 on the left side too

so we get:

x=6

x+3=6+3

x+3=9

Now question says that the left side of the equation stays the same. That is possible only if we move +3 to the right side from the left side so we can write;

x=9-3


8 0
3 years ago
Where is the function increasing? A) 1 < x < ∞ B) 3 < x < ∞ C) -∞ < x < 1 D) -∞ < x < 3
Vlad1618 [11]

Answer: I think its A

Step-by-step explanation:

4 0
3 years ago
I need some help with this problem
Contact [7]
For a 45-45-90 triangle if the sides rae x then the the hytponuse is x√2
(x is the missing side)

5. 10=x√2
10/√2=x
rationalize denom, times top and bottom by √2
10√2/2=x
5√2=x=XY

6. 12√2=YZ

7.
7√2=XZ

8.
7*2=14=XZ


for 30-60-90
the side oposite the 30 deg is x
side oposite 60 is x√3
side oposite right angle is 2x
hyptonuse is oposite right angle
20=2x
10=x=shorter leg
shorter leg is 10 units
the hyptonuse


4 0
3 years ago
Which triangle is a 30-60-90 triangle?¿ <br> Help!!(:
julia-pushkina [17]
<span> 30-60-90
The hypotenuse is equal to twice the length of the shorter leg, which is the side across from the </span>30<span> degree angle.

answer
A) first one
    5, 5sqrt3 legs and hypo 10</span>
4 0
3 years ago
Read 2 more answers
A rhombus has coordinates A(-6, 3), B(-4, 4), C(-2, 3), and D(-4, 2). What are the coordinates of rhombus A′B′C′D′ after a 90° c
Liula [17]

We are given that the coordinates of the vertices of the rhombus are:
<span><span>A(-6, 3)
B(-4, 4)
C(-2, 3)
D(-4, 2)

To solve this problem, we must plot this on a graphing paper or graphing calculator to clearly see the movement of the graph. If we transform this by doing a counterclockwise rotation, then the result would be:
</span>A(-6, -3)</span>
B(-4, -4)
C(-2, -3)
D(-4, -2)

 

And the final transformation is translation by 3 units left and 2 units down. This can still be clearly solved by actually graphing the plot. The result of this transformation would be:

<span>A′(6, -8)
B′(7, -6)
C′(6, -4)
D′(5, -6)</span>

7 0
3 years ago
Read 2 more answers
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