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Yuliya22 [10]
3 years ago
14

Please show your work how you solved this ! Please answer this !!

Mathematics
1 answer:
ValentinkaMS [17]3 years ago
6 0

Answer:

-5xa^2-7a^3+7a^2+4

Step-by-step explanation:

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X2 - 49 = 0 solve for x
Bogdan [553]

x^2 - 49 = 0

Add 49 to both sides:

x^2 = 49

Take the square root of both sides:

X = 7

8 0
3 years ago
Ray BD bisects ABC so that m 2DBC = (x + 6)° and m ZABD = (2x – 12). What is x?
Ludmilka [50]
C 16 is correct Bc if u solve it out it Becomes to 16 put -6 under 2 and 12 cross out 2-6 and add 12 and 6 witch gives u 16.
5 0
3 years ago
What is the answer to this problem -2x – 4 < 3x + 21
horsena [70]

Start with

-2x-4 < 3x+21

Add 2x to both sides:

-4 < 5x+21

Subtract 21 from both sides:

-25 < 5x

Divide both sides by 5. Since it is positive, we don't have to change the inequality sign:

-5 < x

So, the answer is x > -5


6 0
2 years ago
Tony's recipe for soup calls for 11/4 teaspoons of salt. He wants to use 1/2 that
mart [117]

Answer:

11/8

Step-by-step explanation:

Simplify 11/4 = 2 3/4

half of 2 = 1

half of 3/4 = 3/8

1 3/8 changed to an inproper fraction = 11/8

8 0
3 years ago
1 point
Delvig [45]

Answer:

Read explanation

Step-by-step explanation:

Wow I'd love to go to that store of yours! :P Anyways if you were asking for the new discounted price I solved this equation: 12*0.8 and got $9.60. But if it was asking for <em>how </em> <em>much </em>was discounted, I would do 12*0.2 and $2.40.

3 0
3 years ago
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