Friday

July 25, 2014

July 25, 2014

Posted by **stacy** on Sunday, January 23, 2011 at 3:42pm.

- math -
**Reiny**, Sunday, January 23, 2011 at 3:55pmslope = (b-a)/2

using (2,a)

y-a = (b-a)/2 (x-2)

times 2

2y - 2a = (b-a)(x-2)

2y - 2a = bx - 2b - ax + 2a

ax - bx + 2y = 4a - 2b

(a-b)x + 2y = 4a - 2b

check if point not used lies on it ....

LS= (a-b)(4) + 2(b)

= 4a - 4b + 2b

= 4a - 2b

= RS

**Related Questions**

math - i have more than one question so if u no any of the answers please tell ...

math plz - hi, is there an equation to finding the perpendicular bisector of a ...

Math- finding equation - Can someone explain to me how to find the equation pf ...

maths - how do i find out the the equation of the line of symmetry for f(x)=ax^2...

algebra - identify the equation of the line through (-1,-4) and parallel to y=-...

Algebra - Which of the following represent the equation of the line passing ...

Math -Quadratics Help! - I have a test tomorrow with a few sample questions that...

Math - How do you: Find the shortest distance, to two decimal places from the ...

math, help - What are two solutions for 3x-y=0 am i correct on this inorder to ...

Math - Quadratics & Analytical Geometry - I have a test tomorrow with a few ...