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ziro4ka [17]
3 years ago
8

Plz help me with 7-12 I really need it asap

Mathematics
1 answer:
lukranit [14]3 years ago
6 0
There is number 12 that’s the only one I’m going to do

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there are 28 students in a classroom. the ratio girls to boys 4 to 3. write and solve a proportion to find how many boys are the
Sedaia [141]
Total = 28

Girls. Boys.
4. 3

28/4= 7
7 x 3 = 21

ANSWER = 21
3 0
3 years ago
Please answer and explain thank you.
Katarina [22]

Answer

4. -3 1/3

Step-by-step explanation:

ayan lang alam ko skl

4 0
3 years ago
What is the quadratic equation if the zeroes of the function are -2 and 6?
Verdich [7]

Answer:

B.

Step-by-step explanation:

x = -2 or x = 6

(x + 2) or (x - 6)

(x+2)(x-6)

X² - 4x - 12 = 0

6 0
3 years ago
Help me. Plsss This Assignment is due in five minutes pls helpppp
posledela

Answer:

50

Step-by-step explanation:

24% = 12

100 ÷ 24 is 4.17

12 × 4.16 = 50

im not a 100% sure but if its due so soon then i hope at least you have an answer

8 0
3 years ago
Question 1
Alborosie

Answer:

{ \tt{question \: 1 : }} \\ 2 {x}^{2}  - 4x - 3 = 0 \\ x = 2.58 \:  \: and \:  \:  - 0.58 \\  \\  { \tt{question \: 2 : }} \\ x(x - 2) = 4 \\ x = 4 \:  \: and \:  \: 6 \\  \\  { \tt{question \: 3 : }} \\ {9x }^{2}  + 12x + 4 = 0 \\ (3x + 2)(x - 9) = 0 \\ x =  \frac{ - 2}{3}  \:  \: and \:  \: 9 \\  \\ { \tt{question \: 4 : }} \\  {x}^{2}  + 2x = 1 \\  {x}^{2}  + 2x - 1 = 0 \\ x = 0.41 \:  \: and \:  \:  - 2.41

5 0
3 years ago
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