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muminat
2 years ago
10

- For the given value, state whether the inequality is true or false. -4x + 6 > 15; x = -3

Mathematics
2 answers:
katovenus [111]2 years ago
7 0

\\ \sf\longmapsto -4x+6>15

  • Put x=-3

\\ \sf\longmapsto -4(-3)+6>15

\\ \sf\longmapsto 12+6>15

\\ \sf\longmapsto 18>15

It's true

never [62]2 years ago
4 0

Answer:

true

Step-by-step explanation:

-4(-3) + 6  > 15

12+6  > 15

18 > 15

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I need help asap! for a few questions of mine!
natka813 [3]

\bf (\stackrel{x_1}{-6}~,~\stackrel{y_1}{9})\qquad (\stackrel{x_2}{-3}~,~\stackrel{y_2}{1}) ~\hfill \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{1}-\stackrel{y1}{9}}}{\underset{run} {\underset{x_2}{-3}-\underset{x_1}{(-6)}}}\implies \cfrac{-8}{-3+6}\implies -\cfrac{8}{3}

4 0
3 years ago
Factor completely, the expression: 2x^3-2x^2-12x
muminat
2x^3-2x^2-12x=2x(x^2-x-6)=(*)\\\\------------------------------\\x^2-x-6\\\\a=1;\ b=-1;\ c=-6\\\\\Delta=(-1)^2-4\cdot1\cdot(-6)=1+24=25\\\\\sqrt\Delta=\sqrt{25}=5\\\\x_1=\frac{1-5}{2\cdot1}=\frac{-4}{2}=-2;\ x_2=\frac{1+5}{2\cdot1}=\frac{6}{2}=3\\\\x^2-x-6=(x+2)(x-3)\\\\------------------------------\\\\(*)=2x(x+2)(x-3)
8 0
3 years ago
Plesae urgent hurryy for brainlist !!!!!!!!!!!
kirill [66]
C, or 5000(0.9)t is correct.

Multiplying by 0.1 would not make the car’s price go down by ten percent, but 90. Hence, C is correct.


Hope this helps!
5 0
2 years ago
The percent of Tom winning a game is 20%, he played 30 games. How mang games did he lose?​
Korvikt [17]

Answer:

He won 6 games and lost 24 games.

5 0
3 years ago
Can someone help me understand these questions?
Soloha48 [4]
<span>kite is a quadrilateral whose four sides can be grouped into two pairs of equal-length sides that are adjacent to each other.

a square does fir this definition since it has 4 equal sides, hence 2 pairs and hte equal sides are adjacent to each other.
so yes a square is a kite

the definition of a rectangle is </span>
<span>a figure with four straight sides and four right angles, </span>

a parallelogram with 4 right angle woudl be a rectangle but any without would not

so it can be, but generally is not
7 0
3 years ago
Read 2 more answers
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