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svp [43]
4 years ago
11

-x+8x solve simplify the expression by combining like terms

Mathematics
1 answer:
Aleks [24]4 years ago
3 0

the answer is 7x, becuase -1 + 8 is 7


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fgiga [73]
Can you write the full sentence?..
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3 years ago
When y=-2, what kind of line does it have horizontal or vertical
Rashid [163]

Answer: Horizontal

Step-by-step explanation: The equation <em>y = -2</em> can be thought of as y = 0x - 2. So our line has a slope of 0 and a y-intercept of -2.

To graph it, we start with the y-intercept, down 2 units on the y-axis. Now, if the slope of a line is 0, then the line must be flat or horizontal.

So we just draw a horizontal line through the y-intercept of -2.

In fact, when the equation of any line reads y = a number, it's graph will always be a horizontal line. For example, y = 3, y = -10, y = -8 and so on.

Image provided below.

8 0
3 years ago
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svp [43]
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5 0
3 years ago
Polygons ABCD &amp; EFGH are similar. What is the perimeter of EFGH when AD = 12, BC = 8, FE = 15, FG = 10, and GH = 5?
wolverine [178]
Perimeter of EFGH = 50
4 0
3 years ago
Which two square numbers have a difference of 51
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3 years ago
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