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kifflom [539]
3 years ago
9

−7x > 4(−3x − 5) I'm bad at math

Mathematics
2 answers:
VashaNatasha [74]3 years ago
6 0

-7x>4(-3x-5) do the distributive property

-7x>-12x-20 add 12 x to both sides

5x>-20 divide both sides by 5

x>-4


Hope that helps

brainliest is always appreciated

timama [110]3 years ago
5 0

-7x>4(-3x-5)\qquad\text{use distributive property}\\\\-7x > (4)(-3x)+(4)(-5)\\\\-7x >-12x-20\qquad\text{add 12x to both sides}\\\\5x>-20\qquad\text{divide both sides by 5}\\\\\boxed{x>-4}

You might be interested in
What is less than 5/6 with a denominator of 8
azamat
Chose a fraction with a denometer of 8.
Ex: 3/8

To compare 5/6 and 3/8 we need to find the LCM (the lowest common denominator.)

This can easily be done by listing the multiples of each number.
6: 6, 12, 18, 24, 30, 36
8: 8, 16, 24, 32, 40, 48

The Lowest common denominator would be 24.

6*4=40
8*3=40

Since we altered the denometer, either by multyplying by 6 or 8 (to get 24), we must do the same for the numerator.

3/8*3
9/24

5/6*4
20/24

Now we compare the fraction properly.
20 is larger than 9 so we know that 3/8 is less than 5/6.

Hope this helps! Please leave a thanks/braniest answer! 
4 0
3 years ago
In the interval 0 to the power 0360 find x in which the sin is 0.6691. give your answer to the nearest degree
astraxan [27]

The angle for which the sine value is 0.6691 is found to be 42°.

What is the sine value?

A trigonometric function called sin x, where x is the angle under discussion stands for the sine of an angle. The sine function is the proportion between the perpendicular and hypotenuse of a right-angled triangle. In other words, the hypotenuse and its value change as the angle changes, and it is the ratio of the side opposite to the angle under discussion. In the study of physics, sound and light waves are represented by the sine function.

When the angle between a right-angled triangle's base and hypotenuse changes, the sine's value changes.

sin^{-1}(0.6691)=41.99°≈42°

Learn more about sine values here:

brainly.com/question/2920412

#SPJ4

4 0
2 years ago
3. Consider the figure below, What is the sum of m
sveticcg [70]

Answer:

you do not have enough information to determine

4 0
3 years ago
Read 2 more answers
What are the coordinates of the midpoint of the segment whose endpoints are A (1,6) and B (5,-2)?
Alexandra [31]
\bf ~~~~~~~~~~~~\textit{middle point of 2 points }
\\\\
A(\stackrel{x_1}{1}~,~\stackrel{y_1}{6})\qquad 
B(\stackrel{x_2}{5}~,~\stackrel{y_2}{-2})
\qquad
%   coordinates of midpoint 
\left(\cfrac{ x_2 +  x_1}{2}~~~ ,~~~ \cfrac{ y_2 +  y_1}{2} \right)
\\\\\\
\left( \cfrac{5+1}{2}~~,~~\cfrac{-2+6}{2} \right)\implies (3~,~2)
6 0
4 years ago
Shaun had a collection of 840 matchbox vehicles. Of these vehicles, 15% are four-wheelers and 30% are convertibles. The rest are
lakkis [162]

Answer:

<h2>462</h2>

Step-by-step explanation:

15% of 840 is 126

30% of 840 is 252

 252

<u>+  126 </u>

<em> 378</em>

<em></em>

840 - 378 = <em>462</em>

or

--------------------------------------------------------------------------------------------------------------

55% of 840 is...

<em>462</em>

--------------------------------------------------------------------------------------------------------------

<em>Hope this helps! <3</em>

5 0
3 years ago
Read 2 more answers
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