2 years ago

What is the standard form of a quadratic equation

1 answer:

Alla [95]2 years ago

3 0

Write out the equation in word form. That`s the answer

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Norma-Jean [14]

Answer:

15% of 60 is 9

Step-by-step explanation:

15%= 3/20

3/20*60= 180/20

180/20= 9

15% of 60 is 9

Hope this helps!

5 0

2 years ago

SSSSS [86.1K]

1.2
0.67
5/8
3.5

I think this is what it would be.

4 0

2 years ago

alisha [4.7K]

A rational expression is undefined if the denominator is zero. Since the denominator is $x+13$ , the expression is undefined if

$x+13 = 0 \iff x=-13$

5 0

2 years ago

Archy [21]

1. 12=x+3 12-3=9 now try 9+3 that is 12 so x=9
2. b+0.6=-1 -1-0.6=-1.6 -1.6+0.6=-1 b=-1.6
3. a=-9
4. x=-39 I believe
5. a=-4.3

8 0

2 years ago

motikmotik

Answer:

You must mix 2.67 gals. of pure alcohol to obtain the desired mixture.

4 0

3 years ago