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3 years ago

7

One of the steps in the derivation of the quadratic formula are shown.

2 answers:

defon3 years ago

8 0

Answer:

step 4

Step-by-step explanation:

WARRIOR [948]3 years ago

3 0

Answer:

Step 4

Step-by-step explanation:

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How do I solve this -1/2x-7=-11

tankabanditka [31]

Answer:

Step-by-step explanation:

-1/2x -7=-11

-1/2x +4=0

4=1/2x

x=8

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3 years ago

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MATH HELP PLEASE 5 AND 6

makvit [3.9K]

Answer:

5)

8, 6, 4, 2= 67°

5,7,1,3= 113°

6) not sure about this one!

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3 years ago

Harley begins solve this problem by combining like terms 3x + 5x =10

Lemur [1.5K]

The question is not clear

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3 years ago

What is 5 3/5% of 750?<br><br> Thanks in advance.

GREYUIT [131]

<h3>given:</h3>

$5 \frac{3}{5} \% \: of \: 750$

<h3>solution:</h3>

$5 \frac{3}{5} = 5.6$

$\frac{5.6\%}{100} \times \frac{x}{750}$

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2 years ago

EXTREMELY URGENT GEOMETRY! 15 POINTS!<br><br> PLEASE HELP

zhenek [66]

Answer:

20.3 units

Step-by-step explanation:

AB/CB = BD/AB

9/CB = 4/9

CB = 9×9/4

CB = 81/4 = 20¼ units

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3 years ago