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Anastasy [175]
3 years ago
13

PLEASE HELP!!!

Mathematics
1 answer:
DIA [1.3K]3 years ago
7 0
You would need 27 more dollars because f(x)=7x+2 plug in the 5 in x’s spot and you get 37 and so subtract it from 10 to get 27
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If x is 5, then 6x = _____. please help >-
sweet [91]

Answer:

30

Step-by-step explanation:

6x

Replace 'x' with 5.

6(5) =

6 * 5 =

30

Hope this helps.

3 0
3 years ago
Read 2 more answers
Which of the following statements are true?
lana [24]

Answer:

B, C, E, & F

Step-by-step explanation:

Option A is incorrect because the equation Ax = b is referred to as a matrix equation, not a vector equation.

Option B is correct. If Ax = b has a solution, vector b will a linear combination of columns of matrix A.

Option C is correct. In a matrix equation, product Ax when defined, is a sum of products.

Option D is incorrect. If an augmented matrix [Ab] had a pivot position in every row, there could be a pivot in the last column which would make it inconsistent.

Option E is correct. If the columns of an m×n matrix A spanR^m, then the equation Ax=b is consistent for each b in

Option F is correct. IfA is an m x n matrix whose columns do not span, then the equation Ax = b is inconsistent for some b in R^m

Options B, C, E, and F are correct.

7 0
3 years ago
If system of linear equations has no solution,then
Paraphin [41]

Answer:A system of linear equations has no solution when the graphs are parallel. Infinite solutions. A system of linear equations has infinite solutions when the graphs are the exact same line.

Step-by-step explanation:

7 0
2 years ago
Plz help due tonight
dsp73

Answer:

33 is the right answer

Step-by-step explanation:

May this help you

3 0
3 years ago
Read 2 more answers
I don’t get this pls helppppppp!!!!!!!!!!!!
MrRa [10]

Answer:

1) f(x)<x+4

f(x)>-x-3

f(x)<5

ANSWER: (-3,4)

2)2.5>0+2

2.5<0+3

2.5<0+5

ANSWER: (0,2.5)

<u>----------------------------</u>

HOPE IT HELPS

HAVE A GREAT DAY!!

8 0
3 years ago
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