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Arlecino [84]
3 years ago
12

How does 18x+5 =2(-3x)^2+5

Mathematics
1 answer:
professor190 [17]3 years ago
7 0

18x+5=2 (-3x)^2+5 18x+5=36x^2+5 18x-36x^2=0 18x(1-2x)=0   (1-2x)=0  or  18x=0    -2x=-1     x=2  Answer: 2 or 0

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What's the answer and how do you solve it
ivolga24 [154]
<span>-5 + [2 - (4 * (-3) + 6)] / 2

First off, we must remember PEMDAS or </span>
"Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction"

So we start with parentheses first.
But for the problem (4 * (-3) + 6) , there is two answers depending on which way you solve it! So what do you do? Remember in math, it is always left to right.
so- (4 * (-3) + 6) = (-12 + 6) = -6.
Now the equation looks like this: -5 + [2 - (-6)] / 2

2 - (-6) = 8

Now the equation looks like this: -5 + (8) / 2
Going left to right we can finally solve.
-5 + 8 = 3

3/2 = 1.5

Answer is 1.5!
8 0
4 years ago
Help me with my math please!!!!
astra-53 [7]

Look up "Everything You Need To Know About Math In One Big Fat Notebook pdf." It's the best thing I've ever been given, I have it with me in math class all the time and I've aced every test. I have it with me right now and it has everything I've ever been taught about math in it so it might help you.

7 0
3 years ago
(EASY) I WILL MARK THE BRAINLYEST !!!
nydimaria [60]

Answer:

-8>x>6

Step-by-step explanation:

I 5x+5I +22> 57subtract 22 on both sides

I5x+5I >35

                                    SPLIT

5x+5>35                                              5x+5< -35 ( flip sign and 35 negative)

5x>30                                                   5x< -40

x>6                                                         x< -8

  Draw a number line Write  zero in the middle

From zero count  to the  left until- 8  make an open circle because- 8  is not included  From -8 draw  an arrow to the left (because x  is less than -8)  

From zero  count to the right until  6  Make an open circle bc 6     is not included.  From 6 draw an arrow to the right   (because x is more than 6)

PART 2 is not already solved?  

If you need to solve fot t

Divide both parts by pr

t= (l/ pr)                                      

4 0
3 years ago
72 Oz of hamburger in 24 patties how many oz in each patty
Afina-wow [57]
3 oz. of hamburgers                     
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ANTONII [103]
It is true, a circle is named by the center.
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