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ryzh [129]
2 years ago
6

the number 2 in the expression 5+2x is called the coefficient of x how does changing the coefficient to 6 change the meaning of

the expression
Mathematics
1 answer:
anzhelika [568]2 years ago
8 0

Answer:

11

Step-by-step explanation:

5plus 2x when x is something 2x is equaling to 6 where as the value of x would be 3...

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Use substitution to solve the system of equations. Write your solution in decimal form
Lera25 [3.4K]

Answer:

(1.6, 7.02)

Step-by-step explanation:

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4 0
2 years ago
Which graph correctly solves the system of equations below? y = −x2 + x + 7 y = x2 + 3x + 7
antiseptic1488 [7]

Answer:

(-1.703, 2.396)

(1.37, 6.493)

Step-by-step explanation:

We can easily solve this question by using a plotting tool or any graphing calculator,

The solution to the system of equation is given by the intersection points between the graphs of

y1 = −x^2 + x + 7

y2 = x^2 + 3x + 7

Please, see attached picture below.

The solutions are:

(-1.703, 2.396)

(1.37, 6.493)

5 0
3 years ago
What is the coefficient in this equation 3x +9= -15
VLD [36.1K]

Answer:

3

Step-by-step explanation:

The coefficient is the number before the variable so 3 would be the coefficient in this equation.

Hope this helps!!!

6 0
3 years ago
7a-17=4a+1 what's the solution to this problem
BabaBlast [244]
7a-17=4a+1
7a-4a=1+17
3a=18
a=6

ans: a=6
3 0
3 years ago
The standard deviation of the tap water data is 1.086. The standard deviation of the salt water data is 1.107. Which explains wh
bulgar [2K]
A) The two distributions are each nearly symmetric 

Correct on e2020
6 0
3 years ago
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