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Svetllana [295]
2 years ago
13

I need help with these two questions​

Mathematics
1 answer:
Galina-37 [17]2 years ago
6 0

Answer:

The first one: 19/15a

second one: b²-4ac = D

Step-by-step explanation:

for first one: take LCM and solve

for second one: you square the expression on both sides then b²= D + 4ac, then when you take 4ac to the left hand side, it becomes b²-4ac= D

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Help ASAP for BRAINLIEST!!!!
xenn [34]

Answer:

1/2

Step-by-step explanation:

1/4 (4x - 8) + 3x =0

distribute the 1/4

x-2+3x=0

combine like terms

-2+4x=0

move -2 to the other side [by ADDing +2 to each side

4x=2

divide [by 4 on both sides]

x=1/2

6 0
2 years ago
Please help I will give brainliest! thanks
svet-max [94.6K]

Answer:

<h2>According to me <em>D</em><em> </em><em>sh</em><em>ould</em><em> be</em><em> </em><em>t</em><em>he</em><em> </em><em>r</em><em>ight</em><em> answer</em></h2>
4 0
2 years ago
What is the volume in the tank after two hours of the pumps running v(t)= 65t + 280
alina1380 [7]

Answer:

imma look this up rq

Step-by-step explanation:

4 0
2 years ago
Which set is ordered greatest to least?
weeeeeb [17]

16% = 0.16

1/6 = 0.16666

1.6x10^6 = 1600000

0.166 = 0.166

order from greatest to least:

1.6x10^6, 1/6, 0.166, 16%


Answer is D

6 0
3 years ago
What is 1+ 2/5 over 2?
katovenus [111]

Answer:

17/5 OR 3.4

Step-by-step explanation:

<u>1 + 2/5</u>

   2

<u>5/5 + 2/5</u>

      2

<u>7/5</u>

2

<u>7</u>  +  <u>2</u>

5      1

7/5 + 10/5

=17/5

5 0
3 years ago
Read 2 more answers
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