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nasty-shy [4]
3 years ago
9

How would you solve this? -b²+8b-10=0

Mathematics
2 answers:
Anon25 [30]3 years ago
5 0
Use the formula to find the answer


maria [59]3 years ago
4 0
The first step to solve this problem is to add 10 to both sides. 
Now you would get -b^2 + 8b = 10
The next step is dividing 8 to both sides 
Now you would get -b^2 + b = 1.25
Next, you now know that you have a exponent squared. So, the next step is to get rid of the ^2 and take 1.25 and square root that to get 1.12
So now, you would have -b + b =1.12 
Because -b + b is 0, there is no valid answer
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Felicia bought 3 yards of fabric for $3.59 per yard.She gave the clerk $20.00.How much change did she receive?
jek_recluse [69]
3.59 times 3 us 10.77 and 20.00 minus 10.77 is 9.33
3 0
4 years ago
Read 2 more answers
X^2+x-6 plz tell this
kramer

Answer:

The answer will be -12 because you are multiplying 2x and -6

4 0
3 years ago
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7x + 31= 8x- 1 (27x+3)<br> -<br> 3
Tresset [83]

AnswEr :

⠀⠀⠀⠀

The value of q is -1.42

⠀⠀⠀⠀

<u>______________________</u>

⠀⠀⠀⠀

➤ How to solve ?

⠀⠀⠀⠀

That's quite easy but you need to recall the BODMAS rule .

⠀⠀⠀⠀

BODMAS rule states the correct sequence to solve an equation . First we need to solve the bracket part then solve if any of is present moving further to division then multiplication carrying with addition atlast subtraction

⠀⠀⠀⠀

In this equation we will solve the bracket then we will apply further BODMAS rule

⠀⠀⠀⠀

<u>━━━━━━━━━━━━━━━━━</u>

SolutiOn :

➠ 7x + 31 = 8x - 1 ( 27x + 3 ) -3

➠ 7x + 31 = 8x - 27x - 3 - 3

Now, we will bring the variable on left hand side and constants on right hand side

➠ 7x - 8x + 27x = - 31 - 3 - 3

➠ 26x = -37

➠ x = -37/ 26

➠ x = - 1.42

∴ The value of x is -1.42 .

<u>━━━━━━━━━━━━━━━━━</u>

3 0
3 years ago
The rectangle prims below has a length of 18 inches , a width of 24 inches , and a height of 12 inches what is the area of the p
son4ous [18]
The area is 5,184 inches^3
5 0
4 years ago
What is the slope-intercept form of the linear equation 4x + 2y = 24????
likoan [24]
Slope-intercept form of an equation is y = mx + b, where <em>m </em>is the slope and <em>b </em>is the y-intercept. 

To put this equation in the form of y = mx + b, we have to isolate the y. Here's how:
4x + 2y=24 \\ (4x + 2y)-4x=(24)-4x \\ 2y=-4x+24 \\ (2y)/2=(-4x+24)/2 \\ y= \frac{-4}{2}x + \frac{24}{2}   \\ y=-2x+12

In slope-intercept form, the equation is y = -2x + 12.

Hope this helps!
4 0
3 years ago
Read 2 more answers
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