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aliina [53]
3 years ago
12

True or False: (-8) + 9 = 9+ (-8) Show your work to prove your answer.

Mathematics
2 answers:
valina [46]3 years ago
7 0

Answer:

1

Step-by-step explanation:

-8 +9 = 1

9 + -8 = 1

answer = 1

miskamm [114]3 years ago
7 0

Answer:

true

Step-by-step explanation:

(-8) + 9 = 9 + (-8)

solve both sides of the equation

-8 + 9 = 1

9 + (-8) is equivalent to 9-8 = 1

so,

1 = 1

this equation is true

hope this helps!! :)

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snow_tiger [21]

Answer:

w = -4

Step-by-step explanation:

<u>Step 1:  Distribute</u>

-2w - 14 = 2(w + 1)

-2w - 14 = 2w + 2

<u>Step 2:  Add 2w to both sides</u>

-2w - 14 + 2w = 2w + 2 + 2w

-14 = 4w + 2

<u>Step 3:  Subtract 2 from both sides</u>

-14 - 2 = 4w + 2 - 2

-16 = 4w

<u>Step 4:  Divide both sides by 4</u>

-16 / 4 = 4w / 4

<em>-4 = w</em>

<em />

Answer:  w = -4

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3 years ago
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barxatty [35]
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Y≥x²+x-4
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Substitute (0,0):

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Answer:

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4, The slope is 2

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