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kvv77 [185]
2 years ago
9

What is the answer to this maths watch question? Look at screenshot attached. Thank you.

Mathematics
2 answers:
Ivahew [28]2 years ago
4 0

Answer+Step-by-step explanation:

14 - 9 = 5 then (14 - 5 = 9 and 14 + 5 = 19)

…………………………………………………………………

1+18=19

2+17=19

3+16=19

4+15=19

5+14=19

6+13=19

7+12=19 ⇒ 7 - 12 = -5

8+11=19

9+10=19

forsale [732]2 years ago
3 0

14-x=9

14=x+9

x=14-9

x=5

14+5=19

x+y=19

x-y=(-5)

Adding both equations,

We get,

x+y=19

x-y=(-5)

2x=14

x=7

x+y=19

7+y=19

y=12

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3 years ago
In a population of grasshoppers, the ratio of grasshoppers with a white marking to those without a white marking is 2:3. An ento
LekaFEV [45]

Answer:

D. 116

Step-by-step explanation:

Let the grasshoppers with a white marking be 2x.

Let the grasshoppers without a white marking be 3x.

2x + 3x = 290

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3 0
3 years ago
Help me plz i wnt help plz i want help
Bas_tet [7]

Answer:

C)28in

Step-by-step explanation:

To get the area of this face, we will divide it into 3 sections.

Area of the 1st section:

Given:

l=4in

w=2in

Formula:

a=l*w

Solution:

a=l*w

a=8in^2

Area of the 2nd section:

Given:

l=2in

w=2in

Formula:

a=l*w

Solution:

a=l*w

a=2in*2in

a=4in^2

Area of the 3rd section:

l=8in

w=2in

Formula:

a=l*w

Solution:

a=l*w

a=8in*2in

a=16in^2

a1+a2+a3=Area of the face

8in^2+4in^2+16in^2=28in^2

Hope this helps ;) ❤❤❤

3 0
3 years ago
Read 2 more answers
Help 10 minutes left!
Annette [7]
The answer is the first one
5 0
3 years ago
Carol decided that she wanted to save money out of her paycheck so she decided for the first month she would put 1% of her paych
Salsk061 [2.6K]

Answer:

I think D

Step-by-step explanation:

8 0
2 years ago
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