3 years ago

Lin is 7 years younger than Adrian,

Mathematics

1 answer:

jeka943 years ago

5 0

Answer: Age of Lin is 12

Solution:

Let X= age of Maya

(X/2)+4= age of Adrian

((X/2)+4)-7= age of Lin

X+(X/2)+4+((X/2)+4-7)=61

X+.5X+4+.5X+4-7=61

2X+4+4-7=61

2x=61-8+7

2X=60

X=30 age of Maya

19= age of Adrian

Age of Lin is

=((X/2)+4)-7

=15+4-7

=12

To check if this is correct

You might be interested in

Please help Which expression is equal to...?

Margarita [4]

Answer:

the last one $-\sqrt{5}$

Step-by-step explanation:

3 0

3 years ago

D=50h how much farther can you travel in 0.25 hours

sveta [45]

kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk

7 0

3 years ago

Which set of measures can represent the lengths of a right triangle?

Ivanshal [37]

Answer:

A and B are correct, but A is most correct.

Step-by-step explanation:

just do Pythagorean theorem and see which numbers add up to each other. if you do them for all 4 answers, you see d and c do not equal to each other. b is almost correct, and a comes out exact.

4 0

2 years ago

Please help, thank you so much !!

Sliva [168]

Answer: x = 54

Explanation:

180 - 14 = 166

3x + 4 = 166
3x = 162
x = 162/3 = 54

6 0

2 years ago

Totsaken sold half of his comic books and bought ten more. He now has 40. With how many did he begin?

AURORKA [14]

The answer is 60 because

40-10*2=60

hope it helps

8 0

2 years ago

Read 2 more answers