2 years ago

Evaluate the expression when x= -4. 2 x + 6x+9

Mathematics

2 answers:

LuckyWell [14K]2 years ago

8 0

Answer:

x = - 11.25 should be the answer

ExtremeBDS [4]2 years ago

6 0

Answer:

The answer is -23.

Step-by-step explanation:

substitute x with -4. multiply and add regularaly.

You might be interested in

Three and 2/3÷1 and 3/11

love history [14]

Answer:

3.93939394

rounded it would be 3.934

Step-by-step explanation:

5 0

3 years ago

the coefficient of correlation between x and y is 0.28 there covariance is 7.6 if the variance of x is 9 then standard division

Reptile [31]

Answer: 9.05

the answer is in here: https://brainly.in/question/13877695

Step-by-step explanation:

6 0

2 years ago

Find an equation of the line perpendicular to the graph of 14x - 7=4 that passes through the point at (2,9)

Sauron [17]

Answer:

go right 2 and then go up 9 and mark the point

Step-by-step explanation:

3 0

3 years ago

A teacher asks students to list the math lessons they learned on nine random school days in the past month. She evaluates the st

N76 [4]

<span>Hope this helps: C. Convenience sampling</span>

8 0

3 years ago

I need help on this problem. (-5)^5/(-5)^-6

kykrilka [37]

Answer: (-5)¹¹ of (-5)^11

Step-by-step explanation:

Since the base of the two exponents are teh same at -5, we can subtract the exponents.

5-(-6)=11

Now, we know that the new exponent will be 11, with the base staying the same.

6 0

3 years ago

Evaluate the expression when x= -4. 2 x + 6x+9​

Evaluate the expression when x= -4. 2 x + 6x+9