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Shkiper50 [21]
4 years ago
5

How do I find/ solve for x? Is there an equation I should use? I'm so lost

Mathematics
1 answer:
storchak [24]4 years ago
7 0
Is there any other numbers than 30?
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What is the solution to this system of linear equations 2x+y=1 and 3x-y=-6
nikklg [1K]
2x + y = 1
3x - y = -6
---------------add
5x = -5
x = -5/5
x = -1

2(-1) + y = 1
-2 + y = 1
y = 1 + 2
y = 3

solution is (-1,3)
8 0
3 years ago
Help please!! <br> What is the slope of the line? <br> A. -5/2<br> B.2/5<br> C. 5/2<br> D.7/2
pishuonlain [190]

Answer:

it is 6/2

Step-by-step explanation:

i just know it

3 0
3 years ago
What is the area of a field that is 132.4m long by 28m wide?
svetlana [45]

Answer:

B

Step-by-step explanation:

its 132.4 times 28

=3707.2

7 0
4 years ago
Apply the distributive property to create an equivalent expression.<br> 4(x - 2 + y) =
siniylev [52]
4x - 8 + 4y

Hope this is right
8 0
3 years ago
Read 2 more answers
21% of deaths among male adults can be attributed to heart diseases. Is this percentage different among residents in Sonoma Coun
qwelly [4]

Answer:

Step-by-step explanation:

The null hypothesis is usually the default statement while the alternative hypothesis is its opposite and usually tested against the null hypothesis.

In this case study, the null hypothesis is u = 21%/0.21, the percentage is not different among residents in Sonoma County and is equal to 0.21.

While the alternative hypothesis is u =/ 0.21, the percentage is different among residents in Sonoma County; not equal to 0.21

4 0
3 years ago
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