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Serjik [45]
3 years ago
11

How do you solve the equation y=2x^2+6x-80 for solution sets?​

Mathematics
1 answer:
Pani-rosa [81]3 years ago
6 0

Answer:

x

−

5

=

0

and

x

+

8

=

0

.

x

=

5

,

−

8

idk why it looks like that xD

:3

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What number is one thousand more than 6,861
Butoxors [25]

7,861 is one thousand (1,000) more than 6,861

6,861 + 1,000 = 7,861

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What is –15 ÷3 over 5 ? (over means fraction) <br> A. -9 <br> B. -I over 25<br> C.-25<br> D-1 over 9
Vlad1618 [11]
Well -15 divided by 3 is -5, so -5\5 = -1. But that's not one of the answers...
7 0
3 years ago
I need help please.
Westkost [7]

Answer:

A) 2.5

Step-by-step explanation:

6(2y - 1)-2(4y)=4 \\ 12y - 6 - 8y = 4 \\ 12y - 8y = 4 + 6 \\ 4y = 10 \\ y =  \frac{10}{4}  \\ y = 2.5

7 0
3 years ago
I need help!!!!!!!!!
Sloan [31]

Answer:

Greatest- 2 × 4/9

Then- 1  2/3 × 4/9

Then- 7/7 × 4/9

Lest- 3/4 × 4/9

Step-by-step explanation:

The right hand fraction you are timing by is the same whilst on the left they grow so you order them and dont focus on the times aspect of the question

5 0
3 years ago
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Find the missing side in the right triangle, Round to the nearest tenth.<br><br> please help
Karolina [17]

Answer:

17.0

Step-by-step explanation:

right angle with angles 45, 45 and 90

SOHCAHTOA

cos 45 = A/H

Cos 45 = 12/r

r= 12/cos 45

r= 16.97

5 0
3 years ago
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