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s344n2d4d5 [400]
4 years ago
11

What does -5x - 16 = 9x + x - 1

Mathematics
2 answers:
ahrayia [7]4 years ago
8 0

Answer:

x=-1

Step-by-step explanation:

hope this helps

d1i1m1o1n [39]4 years ago
3 0

The answer is x = -3.

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Find the rate of change for the line that passes through the point (-2, 6) and (-5, 9).
Radda [10]

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4 0
3 years ago
Find the equation of a line that passes through (5.3) and (4,5).
FinnZ [79.3K]

Answer:

y=-2x+13

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(5-3)/(4-5)

m=2/-1

m=-2

y-y1=m(x-x1)

y-3=-2(x-5)

y=-2x+10+3

y=-2x+13

6 0
3 years ago
The sum of the first n terms of an arithmetic sequence is 242. If the first term is 12 and the last term is 42, find the value o
den301095 [7]

Answer:

Step-by-step explanation:

Sum of first n terms = 243

a_{1} = 12 \\\\l = 42\\\\S_{n} = \dfrac{n}{2}(a_{1}+l)\\\\\dfrac{n}{2}(12+42) = 243\\\\\\\dfrac{n}{2}*54=243\\\\\\n*27=243\\\\n=\dfrac{243}{27}\\\\n=9

6 0
3 years ago
The circumference of a circle is 46.129 what is the diameter
inysia [295]

Answer:

The diameter is 14.68

Step-by-step explanation:

To get the diameter of a diameter from a given circumference, you just have to divide the circumference by Pi, as follows:

D=46.129/Pi

D=14.68

7 0
3 years ago
Nora has 21 pencils. She packs boxes with 7 pencils in each box. How many boxes will Nora use? Write the equation and answer.
elixir [45]

Answer:

3 boxes

Step-by-step explanation:

divide 21 by 7

6 0
3 years ago
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