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anygoal [31]
3 years ago
9

Which equation best represents this situation? The number 84 increased by an unknown number is equal to 115.

Mathematics
2 answers:
Lina20 [59]3 years ago
8 0
I would say option A is the correct answer....

hope this helps :)

Deffense [45]3 years ago
6 0
The phrase "increased by an unknown number"  indicates the operation of addition.  Increase by a constant is same as adding.

------> 84 + C = 115
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Which rational number does not have a reciprocal
Dmitriy789 [7]

Answer:

the rational numbers that doesn’t have a reciprocal are [math]0 [/math] (which can also be expressed as [math]\frac {0} {x}, x \neq 0 [/math] ), and any number of the form [math]\frac {x} {0} [/math].

Step-by-step explanation:

8 0
3 years ago
1. An AP Statistics class starts a project to estimate the average number of hours a student at their high school sleeps per nig
Vladimir [108]

Answer:

Option E

Step-by-step explanation:

This survey will not be reliable as it is chosen for convenience; the first 120 students to arrive in school on a particular morning and this collection of individuals may not be a representative of the population. The study may become biased because it does not take into account the latecomers among the students which might have been changed the study from systematically favoring certain outcomes.

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3 years ago
Which number line represents the solution set for the inequality –4(x 3) ≤ –2 – 2x?
Anna71 [15]

The solution to the inequality expression is x ≥ - 5

<h3>Inequality expressions</h3>

Inequality are expressions not separated by an equal sign. Given the inequality;

–4(x + 3) ≤ –2 – 2x

Expand

-4x - 12  ≤ -2 - 2x

Collect the like terms

-4x + 2x  ≤ -2 + 12

-2x  ≤  10

Divide both sides by -2

-2x/-2  ≤ 10/-2
x ≥ - 5

Hence the solution to the inequality expression is x ≥ - 5

learn more on inequality here: brainly.com/question/24372553

#SPJ1

3 0
2 years ago
If cose<br> =-2/3<br> -, which of the following are possible for the same value of e?
Lubov Fominskaja [6]

Answer:

B?

Step-by-step explanation:

3 0
3 years ago
What is the simplified form of the expression square root 1 over 121???
shepuryov [24]
√(1/121) = √1 / √121 = 1 / 11 = <em>11⁻¹</em>
5 0
3 years ago
Read 2 more answers
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