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hram777 [196]
3 years ago
6

Evaluate the expression below when y = -3.

Mathematics
2 answers:
Rudik [331]3 years ago
8 0
Start with the given equation:
2y+7
Substitute known values:
2(-3)+7
Evaluate:
-6+7=1


Similarly:
-4y-10
-4(-3)-10
12-10=2
Vlad1618 [11]3 years ago
5 0

replace y with -3

2y + 7 becomes 2(-3) + 7 = -6 +7 =1

-4(-3)-10 = 12-10 = 2

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Solve by graphing<br> X+Y=3<br> Y=2x
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Whatssap: +1 (424) 2584-607Answer:

Step-by-step explanation:

3 0
2 years ago
Simplify 2(x + y) + 3(x + y). <br> 2xy + 3xy <br> 5xy <br> 5x + 5y
Flauer [41]
2(x + y) + 3(x + y)

first distribute:
(multiply 2 into everything in the first parenthesis, and 3 into everything in the second)
2x + 2y + 3x + 3y
Second simplify (add all like terms (adding in this case) )
(2x + 3x) + (2y +3y)
5x + 5y

your answer is: 5x + 5y

hope this helps
6 0
3 years ago
Read 2 more answers
What is the exponential regression equation for the data set?
Ne4ueva [31]

Answer:

Exponential Regression. An exponential regression is the process of finding the equation of the exponential function that fits best for a set of data. As a result, we get an equation of the form y=abx where a≠0 .

Step-by-step explanation:

6 0
3 years ago
Find all possible values of k so that x^2 + kx - 32 can be factored.
daser333 [38]

Answer:

Step-by-step explanation:

The posssible factors are

x^2 + 4x - 32

(x+8)(x-4)

x^2+ 14x - 32

(x+16)(x-2)

(x+32)(x-1)

x^2+31x-32

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What is -11-8-13(-10)? And how did you get you're answer
natita [175]
-11-8-13(-10)

First, multiply since multiplication goes before subtraction according to the order of operations.

-11-8+130

Then add and subtract from left to right.

-11-8= -19
-19+130=111

Final answer: 111
4 0
3 years ago
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