1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Katyanochek1 [597]
3 years ago
8

Helpppppppppppppppppppppppp WILL MARK BRAINLIST

Mathematics
1 answer:
Brilliant_brown [7]3 years ago
7 0
Sub in -7 as x
-(-7)^2 + 8(-7)
= -49 -56
= -105
You might be interested in
PLEASE HELP ASAP!! WILL MARK BRAINLIEST!
Andrews [41]

Answer:

15) 37 16) -5x+13=-112, x=25 23) l=38, w=19

Step-by-step explanation:

15) l=5w+2, 2l+2w=88

2(5w+2)+2w=88

12w+4=88

w=7, l=37

16a) -5x+13=-112

16b) x=25

23) l=2w, 2l+2w=114

2l+l=114

l=38, w=19

6 0
3 years ago
What’s the slope for (3,0) and (6,-3
Blizzard [7]
The slope for (3,0) and (6,-3) is -1
6 0
4 years ago
Read 2 more answers
How many triangles do you see
zepelin [54]
I don't see any triangles
4 0
3 years ago
Read 2 more answers
Suppose eded is going to burn a compact disk​ (cd) that will contain 1414 songs. in how many ways can eded arrange the 1414 song
ivann1987 [24]
Q6837482663t5ydajhf9sdhkjf
3 0
3 years ago
The scale in a drawing is 2 cm : 5 m. What are the length and width of the actual room? Find the area of the actual room. 10 cm
Radda [10]
10/2= 5 so 5: 5 x 5 so the length is 25. 6/3 = 2  so 2: 2 x 5 = 10.
Area is length times width. 25 x 10= 250
3 0
4 years ago
Other questions:
  • I need help on number 14 please help
    12·2 answers
  • An object that weighs 10 pounds on earth would way only 4 pounds on Mars if you weigh 95 pounds on earth how much would you weig
    6·2 answers
  • Is 2(9z + 9w) + 12w equivalent to 18w + 30z
    11·1 answer
  • Determine whether [1 0 3 , −3 1 −7 , 5 −1 13] is a basis for set of real numbers R cubed 3. If the set is not a​ basis, determin
    8·1 answer
  • Find the perimeter of the figure
    15·1 answer
  • Melissa wants to purchase a digital camera.The listed price of the camera is $195.99.The camera is no sale for 10% off and Melis
    9·1 answer
  • 2. Mr. Bowen’s test is normally distributed with a mean of 75 and a standard deviation of 3 points. Part A: What is the probabil
    9·1 answer
  • Using the following figure, determine the measure of
    13·1 answer
  • Plzz help meeee plzzzz help
    14·1 answer
  • A dealership has 42 cars that are last year’s model that they still need to sell. Because they are last year’s model, each of th
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!