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pentagon [3]
3 years ago
13

EXPLAIN THE MISTAKE

Mathematics
2 answers:
love history [14]3 years ago
6 0

Answer:

Step-by-step explanation:

Supplementary angles add up to 180 degrees.

4) 180-47=133

5) 115+5x-10=180

125+5x=180

5x=55

x=11

Hoochie [10]3 years ago
3 0

My brainly isn't working. Please refer to the picture below. Hope this helps :)

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8 (x - 4x) simplified
Nostrana [21]

Answer:

8x - 32x

or

-24x

Step-by-step explanation:

use the distributive property

<em><u>Hope this helped! Have a nice day! Plz mark as brainliest!!!</u></em>

<em><u>-Lil G</u></em>

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Write an equation of a parabola that has two x-intercepts and a minimum vertex.
LuckyWell [14K]
B is correct ok yesssss
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When 5x2+2=4x is solved using the quadratic formula, what are the values of a,b, and c?
viktelen [127]

Hey there,

<u>What </u><u>are </u><u>the </u><u>values </u><u>of </u><u>a,</u><u> </u><u>b </u><u>and </u><u>c?</u>

5x² + 2 = 4x

5x² + 2 - 4x = 4x - 4x

5x² - 4x+ 2 = 0

<em>Quadratic </em><em>général </em><em>e</em><em>quation</em><em>:</em>

ax² + bx + c = 0

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3 0
3 years ago
if one angle of a triangle is 100 degrees and the other two angles are equal, what is the measure of each unknown angle
Zielflug [23.3K]

Answer: 40 degrees

Step-by-step explanation:

The 3 angles of a triangle must add up to 180 degrees.

Let's say this is triangle ABC and angle A has a measure of 100 degrees.

That leaves 80 degrees to be split evenly between angles B and C.

80/2 = 40, so angles B and C must each be 40 degrees.

6 0
1 year ago
HELP PLEASE ! The question is on the photo <br> I need help ASAP
miv72 [106K]

Answer:

a) = 17 cups b) = 19

Step-by-step explanation:

a). You need to use the equation for this. Since W is what we are trying to find just plug in the values. Therefore it should be...

1.5x11 + .5 = 17

b). You need to work backwards from your formula. Since we know W, the formula will look like...

29=1.5r+.5

- So for this problem, I would suggest the guess and check method. Knowing 11 cups of rice equals 17 cups of water, we should pick a number higher than 11.

- For example, lets use the answer to make this simpler, therefore we pick 19. Next, we fill in the formula; we should get...

29=1.5x19+.5

- As one can see, the answer is 19 because using the formula we end up with 29 cups of water.

- Hope this helped! If you need a further explanation or more help please let me know, as I would be glad to help anytime.

3 0
3 years ago
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