Friday

November 28, 2014

November 28, 2014

Posted by **HELP HELP HELP MNHS** on Wednesday, January 30, 2013 at 3:58am.

with solution pls... tnx...

- math -
**Reiny**, Wednesday, January 30, 2013 at 8:14amDid you make a sketch showing C somewhere between A and B ?

Mark the position of C with x

then AC =x-(-18) = x+18

and CB = 18-x

then (x+18)/(18-x) = 4/5

cross-multiply

5x + 90 = 72 - 4x

9x = -18

x = -2

so C is at -2

check by counting.

**Answer this Question**

**Related Questions**

geometry - On a number line, point A has coordinate 5, and point D is on the ...

Calculus-Applied Optimization Problem: - Find the point on the line 6x + 3y-3 =...

Math - A line intersects the graph of y=x^2 twice. One point has an x-coordinate...

math - A,B are two points on a given line L.L is the midpoint of the section AB...

math - A,B,C are points on the line L, the coordinate of B=-2, c is a point that...

Geometry - In the standard (x,y) coordinate plane, if the x-coordinate of each ...

Algebra - A line intersects the graph of y= x^2 twice. One point has an x- ...

Algebra - A line intersects the graph of y= x^2 twice. One point has an x- ...

College Math - 2008 (2nd)Course2-4.1 We are to find a function f(x) such that ...

Math - Point T is the midpoint of line JH. The coordinate of T is (0, 5) and ...