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WINSTONCH [101]
3 years ago
10

If a1=7 and d=28, find a9

Mathematics
1 answer:
Mariulka [41]3 years ago
6 0

Answer:

63

Step-by-step explanation:

Since a1=7 and the question is to find a9, you just have to multiply 7 and 9 which is 63

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Describe the error in the work shown. 62​ + 3 + 5 x 2 ​ ​ 36 + 8 x 2 ​36 + 16 52
makkiz [27]

Answer:

There is an error in the application of the DMAS rule, The answer as per the DMAS rule is 75.

Step-by-step explanation:

There is an error in the implication of the DMAS rule of Mathematics.

DMAS rule determines the arrangement of mathematical functions to be performed in an expression where multiple functions are present.

The DMAS Rules describes the following arrangement of the mathematical functions.

1st Division

2nd Multiplication

3rd Addition

4th Subtraction

Applying the above rule the solution is as follow

62​ + 3 + 5 x 2 ​ ​

First, we need to solve the Multiplication because there is no division

62​ + 3 + 10

Now perform the addition function

65 + 10

75

6 0
3 years ago
How many solutions are there to the equation below?
Vikentia [17]

Answer:

5x + 48 + 7x = 12(x + 4) \\ 5x + 48 + 7x = 12x + 48 \\ (5x + 7x) + 48 = 12x + 48 \\ 12x + 48 = 12x + 48 \\ 12x - 12x = 48 - 48 \\ 0 = 0

<u>There</u><u> </u><u>is</u><u> </u><u>no</u><u> </u><u>solution</u>

4 0
2 years ago
Read 2 more answers
Christian wants to fill a 6 gallon bucket using a one quart plastic scoop. How many pours from the one quart scoop will Christia
Dahasolnce [82]

Answer:

im not sure im only..........nvm

Step-by-step explanation:

3 0
3 years ago
What is the ratio volume of cylinder a to the volume of cylinder b. A height 3 diameter 3 and B is height 4 diameter 2
DerKrebs [107]

Answer:

27/16

Step-by-step explanation:

3 0
3 years ago
Can someone answer this whole thing for me
Mrrafil [7]

Answer:

Step-by-step explanation:

x+2y=23

2x+3y=39

y = -1/2x + 23/2

y = -3/2x + 13

Add/Elimin method

-2x - 4y = -46

2x + 3y = 39

-y = -7

y = $7 student/child ticket

x +2(7)= 23

x + 14 = 23

x = $9 adult ticket

x= $9 adult ticket

y = $7 student/child ticket

4 0
3 years ago
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