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anyanavicka [17]
3 years ago
14

The expression 3(x^2-1)-(x^2-7x+10) is equivalent to

Mathematics
1 answer:
mixas84 [53]3 years ago
5 0
It is equivalent to 2x^2 + 7x -13
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Please help it’s due at12!!!
Goshia [24]

Answer:

$2.25 per ft² (I think)

Step-by-step explanation:

Subtract 4.9 from 6.4 to get 1.5

Multiply 6.4 by 1.5 and multiply 4.9 by 1.5

Then you get 9.6 and 7.35

Subtract 7.35 from 9.6 and get 2.25

7 0
4 years ago
(5a2 + 4ab – 3b2) – (–5ab + 4b2 + 3a2) =
jarptica [38.1K]

Answer:

See below.

Step-by-step explanation:

(5a^2 + 4ab – 3b^2) – (–5ab + 4b^2 + 3a^2)

5a^2+4ab-3b^2+5ab-4b^2-3a^2

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-hope it helps

7 0
3 years ago
Read 2 more answers
2/5 x 2/7 x 5/9 as a fraction in the simplest form
julsineya [31]

Answer:

4/63

Step-by-step explanation:

(2/5)(2/7)(5/9)=(4/35)(5/9)=(4/7)(1/9)=4/63

7 0
4 years ago
Can somebody help with this question
AURORKA [14]
A^2+b^2=c^2
So
c^2-a^2=b^2
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5 0
3 years ago
If it is 9:00 am in eastern Nebraska (NE), what time is it in Utah (UT)?
mars1129 [50]

Answer:

8:00 am

Step-by-step explanation:

Eastern Nebraska is in the Central Standard Time Zone while Utah is in the Mountain Standard Time Zone. This means that Utah will be 1 hour behind Nebraska. This means that it would be 8:00 am in Utah.

5 0
3 years ago
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