2 years ago

2x squared plus negative 5 - 10 equals zero

2 answers:

8 0

2x² + (-5) - 10 = =
2x² - 5 - 10 = 0
2x² - 15 = 0
 + 15 + 15
 2x² = 15
 2 2
 x² = 7.5
 x ≈ 2.74

7 0

X² will be 7.5 i think the person who answered it below did a very good job congratulation

You might be interested in

RoseWind [281]

Answer:

Step-by-step explanation:

i dont really know how to explain i used an algebra calculator

4 0

3 years ago

alina1380 [7]

Answer:

Step-by-step explanation:

See in title it says thousands,

so multiply whatever number in graph by 1000

Rhode Islands shows 45 in graph, so:

45x1000=45,000

5 0

3 years ago

Studentka2010 [4]

The answer to your question is,

B. Commutative Property

-Mabel <3

6 0

2 years ago

mel-nik [20]

30 flamingo's are standing on one leg, 10 are standing on both legs
10x2=20+30=50
The answer is 50 legs

8 0

3 years ago

LekaFEV [45]

Most likely A, paying her bills on time because that's what usually lowers your credit score

7 0

2 years ago