What is the net gravitational force

[sunny_jin_96]

Homework Statement

Three object A, B and C are placed 5.00 x10^-1 m apart along a straight line. If A and B have equal masses of 10 kg and C has a mass of 15 kg what is the net gravitational force on B due to A and C?

Homework Equations

Fg= Gm1m2/r^2
Horizontal Fnet= Fa + Fg

The Attempt at a Solution

 

[Curious3141]

Homework Statement

Three object A, B and C are placed 5.00 x10^-1 m apart along a straight line. If A and B have equal masses of 10 kg and C has a mass of 15 kg what is the net gravitational force on B due to A and C?

Homework Equations

Fg= Gm1m2/r^2
Horizontal Fnet= Fa + Fg

The Attempt at a Solution

So what have you done so far?