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LiRa [457]
3 years ago
14

Whoever gets this is the brainliest!!

Mathematics
1 answer:
dolphi86 [110]3 years ago
8 0

Answer:

Step-by-step explanation:

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Three less than 2 times a number is 55. What is the number?
-Dominant- [34]
Let the number be x.

2x-3=55
2x=55-3
2x=52
x=52/2
x=26
6 0
4 years ago
Graph the equation<br>y=x^2 -<br><img src="https://tex.z-dn.net/?f=y%20%3D%20x%5E%7B2%7D%20%20-%202" id="TexFormula1" title="y =
rusak2 [61]

Answer:

the graph is attached below

Step-by-step explanation:

y=x^2 - 2

LEts make a table to get the coordinates

we need to select integers between -3 and 3

x                  y=x^2 - 2

-2                y=(-2)^2-2=2               (-2,2)

0                 y= (0)^2 - 2= -2          (0,-2)

2                 y=(2)^2-2 = 2              (2,2)

Now we use the table for graphing the given equation

The graph is attached below



6 0
4 years ago
Find the positive value of X that makes the following equation a true number sentence. X to the power of 2 = 4/49
nasty-shy [4]

Answer:

x = \frac{2}{7}

Step-by-step explanation:

Given

x² = \frac{4}{49} ( take the square root of both sides )

x = \sqrt{\frac{4}{49} } = \frac{\sqrt{4} }{\sqrt{49} } = \frac{2}{7}

8 0
3 years ago
Students in Mr. Miller's class gain and lose stars for behavior during the day. At the end of the week, the top 3 students are g
Mekhanik [1.2K]
Could you attach the chart?
3 0
3 years ago
8) x - 5y = -15<br> x - 2y = -12
Alex787 [66]

Answer:

If solving for X. (didn't know if you were solving for X or Y.

x=2y-12

x=5y-15

Step-by-step explanation:

x-2y=-12

+2y on both sides

x=2y-12

x-5y=-15

+5y on both sides

x=5y-15

6 0
3 years ago
Read 2 more answers
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