Question

find the measurement of MN

Answer 1

it is five centimeters long total

Answer 2

@DemolisionWolf

Answer 3

is M the mid point?

Answer 4

on my paper it is shown slightly to the left. and none of my choices are 2.5

Answer 5

my choices are
.3 cm
2.2 cm
2.8 cm
1.8 cm

Answer 6

Do you have the lenght for AN?

Answer 7

5 centimeters

Answer 8

awh, ok ^_^

Answer 9

so adding the length of AM and MN equals 5 cm

Answer 10

or,
AM + MN = 5

Answer 11

yep

Answer 12

plug in what AM equals into the equation, and plug in what MN equals into the equation, and solve for x

Answer 13

if
AM = 7x+.1 then
NM = ?

Answer 14

10x-.2

Answer 15

yep, so
replace those into
AM + NM =5 and solve for x

Answer 16

@demolisionwolf
7x + .1 + 10x - .2 = 5. I got to that part, but after that i tired to plug in numbers but nothing came out right :/ I know that sounds stupid but can you show me how to do that part.

Answer 17

nevermind I figured it out ^^; I plugged in .3 and it came out perfectly! Thanks! Looking at this really helped!