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goblinko [34]
3 years ago
9

2+10-4-8+1= This is for Mark

Mathematics
2 answers:
Lelu [443]3 years ago
6 0

Answer:

1

hehe

Step-by-step explanation:

Advocard [28]3 years ago
6 0

Answer:

1

Step-by-step explanation:

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The nth term of the sequence is n^2 + 20 <br> How many terms in the sequence are less than 50
Alex Ar [27]

Answer:

5 terms

Step-by-step explanation:

nth term of the sequence =n^2 + 20

an= n^2 + 20

1st term when n= 1

1^2 + 20= 20

2nd term n= 2

2^2 + 20=24

3rd term when n= 3

3^2 + 20= 29

4th term when n= 4

4^2 + 20= 36

5th term when n= 5

5^2 + 20 =45

6th term when n= 6

6^2 + 20=56

Hence, terms in the sequence are less than 50 are first 5 terms

6 0
3 years ago
Will donate 5 dollars
Neko [114]
The value of x is less than 16
4 0
3 years ago
Three times the sum of some number plus 2 is equal to 6 times the number minus 15.
Levart [38]

Answer:

x=7

Step-by-step explanation:

3(x+2) = 6x-15.

3x+6 = 6x-15

3x = 6x-21

-3x = -21

x = 7

4 0
3 years ago
E=6c^2-2c-1<br> F=-4c^2+7c+5<br> E+F=
kifflom [539]

Answer:

E + F =   2c^2  + 5c + 4

Step-by-step explanation:

E=6c^2-2c-1

F=-4c^2+7c+5

E+F=  6c^2   -2c   -1  +  -4c^2   +   7c   +  5

E + F =   6c^2 - 4c^2  - 2c + 7c  - 1  + 5

E + F =   2c^2  + 5c + 4

4 0
3 years ago
3x-195&gt;=5(x-21)<br><br>Explanation<br><br>Awnser ​
Anvisha [2.4K]
3x-195>=5x-21
Add 21 to both sides
3x-174>5x
Sub 3x from both sides
-174>2x
Divide both sides by 2
-87>x
6 0
3 years ago
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