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Advocard [28]
3 years ago
12

1) The first term in an arithmetic series is 2, while the sum of the first 8 terms of the series is 1472. What is the 8th term i

n the series?
A) 262
B) 314
C) 366
D) 418
Mathematics
1 answer:
daser333 [38]3 years ago
4 0

Answer:

Is not the answer but is how to do it. Sorry

Step-by-step explanation:

you got the value of a=2

use the formula

S=n/2 [2a+(n-1)d] then calculate d from here..

put it in t=a+(n-1)d

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Please help me -3x-3x=-24
Serga [27]
<span>-3x - 3x = -24

Combine like terms:
- 6x = -24

Divide both side by -6:
x = 4

Answer: x = 4

</span>
8 0
3 years ago
What is 4,567 grams, in kilograms? (1 kg= 1,000 grams.)
Trava [24]

Answer:

4.567

Step-by-step explanation:

you have to divide to get the answer.

7 0
3 years ago
Which line has the same slope as the lone passing through (-4,-1) and (-1,-7)
Julli [10]

Answer:

1) 6x+3y=5    

Step-by-step explanation:

1) First, find the slope of the line passing through (-4, -1) and (-1, -7). Use the slope formula m = \frac{y_2-y_1}{x_2-x_1}. Substitute the x and y values of the two points into the formula and solve:

m = \frac{(-7)-(-1)}{(-1)-(-4)} \\m = \frac{-7+1}{-1+4} \\m = \frac{-6}{3} \\m = -2

So, the slope is -2.

2) Now, identify the slopes of the lines in the options. We already know the slope of y = -\frac{1}{2} x-7  is -\frac{1}{2} since it is in slope-intercept form. y = -2 must have a slope of 0 since it's horizontal, and all equations with the format of y = a number are horizontal.

To find the slope of 6x + 3y = 5, isolate y to put the equations into slope-intercept form (y = mx + b format), and whatever the coefficient of the x-term is will be the slope.

6x + 3y = 5\\3y = -6x+5\\y = -2x + \frac{5}{3}.

So, the slope of the first option is -2. It matches the slope we calculated in the first step, so that must be the answer.

4 0
3 years ago
What number could be a common denominator for 1/5 and 5/6? <br><br> 6<br> 5<br> 11<br> 30
sukhopar [10]
30 because it is the first number that both 5 and 6 meet at
7 0
4 years ago
List all the 3-digit numbers that can be created by rearranging these number tiles<br> 582
Ugo [173]

Answer:

see explanation

Step-by-step explanation:

3- digit numbers starting with 5 are

528 and 582

3- digit numbers starting with 2 are

258 and 285

3- digit numbers starting with 8 are

825 and 852

there are 6 possible 3- digit numbers

258 , 285 , 528 , 582 , 825 , 852

4 0
2 years ago
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