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Shkiper50 [21]
3 years ago
8

I will give brainliest if you answer all correctly ​

Mathematics
1 answer:
miskamm [114]3 years ago
7 0

Answer:

I think 13 is C

Step-by-step explanation:

71+52= 123

180-123= 57

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Write the sentence as an​ equation, using x as the variable. Then find the solution of the equation from the set of integers bet
Inessa05 [86]

Answer:

The solution of given equation is x = -4

Step-by-step explanation:

We are given the following in the question:

Let x be the variable such that

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Relation:

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We can write the equation as:

\dfrac{x}{4} = -1

Solution:

\dfrac{x}{4} = -1\\\\\Rightarrow x = 4\times -1\\\Rightarrow x = -4

Thus, the solution of given equation is x = -4

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4 years ago
What is 4 & 1/2 ÷ 1/4?
marta [7]

Answer:

18

Step-by-step explanation:

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<em>Reduce</em><em> </em><em>the</em><em> </em><em>numbers</em><em> </em><em>with</em><em> </em><em>the</em><em> </em><em>greatest</em><em> </em><em>common</em><em> </em><em>factor</em><em> </em><em>2</em><em> </em>

<em>and</em><em> </em><em>then</em><em> </em><em>multiply</em><em> </em><em>the</em><em> </em><em>numbers</em><em> </em><em>9</em><em>×</em><em>2</em><em>=</em><em>18</em><em> </em><em>✅</em>

5 0
3 years ago
Read 2 more answers
A ladder leans against a 22-feet-tall apple tree. The base of the ladder forms a 42° angle with the ground. Approximately how ta
igomit [66]

(D) 33 feet

<u>Explanation:</u>

Given:

Height of the tree, h = 22 feet

angle, θ = 42°

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We know:

sin θ = Perpendicular / hypotenuse

So,

Sin θ = height of the tree / length of the ladder

sin 42^0 = \frac{22}{l} \\\\0.67 = \frac{22}{l} \\\\l = 32.84 feet

l = 32.84 feet ≈ 33 feet

Therefore, the length of the ladder be to reach the top of the apple tree is 33 feet.

6 0
3 years ago
Using the equation, y=10000(0.97)x predict the purchasing power of $10000 ten years later
timurjin [86]
 <span>Using the equation, y= 10,000(0.97)^ , predict the purchasing power of $10,000 ten years later. </span>
<span>$7374</span>
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Which Greek mathematician is known as the father of geometry
erastova [34]

Answer:

Euclid was a great mathematician and often called the father of geometry.

Step-by-step explanation:

6 0
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