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Anettt [7]
3 years ago
5

Use the number line to find 1/4+-21/8

Mathematics
2 answers:
skad [1K]3 years ago
8 0

Answer:

(Decimal: -2.375) = -19/8

nikdorinn [45]3 years ago
5 0

Answer:

-\frac{19}{8}

Step-by-step explanation:

\frac{1}{4}-\frac{21}{8}=\frac{2}{8}-\frac{21}{8}=\frac{2-21}{8}=-\frac{19}{8}

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Lemur [1.5K]

a is 3k^2

b is -12k

and c is 12

5 0
3 years ago
Read 2 more answers
For a test of upper h 0h0​: pequals=​0.50, the sample proportion is 0.470.47 based on a sample size of 100. use this information
otez555 [7]
The parts (a) to (c) can be completed using the equtaion y ⇔ Δ ∈ ∞, ㏒Δ ∀ x∈√a, a∈R.
8 0
3 years ago
The area of a triangular block is 81 square inches. If the base of the triangle is twice the height, how long are the base and t
Gre4nikov [31]

Answer:

18 inches and 9 inches

Step-by-step explanation:

Given, The base of a triangle is twice of the height.

Area = 81 sq inches

Let, Base (b) = 2x

Height (h) = x

Area of the triangle = \frac{1}{2}bh

\frac{1}{2}bh = 81

or, x^{2} = 8

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Height = 9 inches

5 0
2 years ago
-2x - 4 (-6x + 14) = 76<br><br> What is X?
konstantin123 [22]
Hello,
First, we distribute the -4 to -6x + 14 to get a resulting expression of 24x - 56. Now, our total equation is -2x + 24x - 56 = 76. Next, we combine like terms on the left side of the equation, and that results in 22x - 56 = 76. Now, we add 56 to both sides to get 22x = 132. Finally, we divide both sides by 22 to get x = 6. Therefore, the value of x is 6. Hope this helps and have a great day!
5 0
3 years ago
Add the polynomials.
Dafna11 [192]
The answer is 7x^2+7x-3.
7 0
2 years ago
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