SOLUTION: Write in terms of a: S=n(a+L)/2

SOLUTION: Write in terms of a: S=n(a+L)/2

Algebra.Com

Question 1061006: Write in terms of a: S=n(a+L)/2
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
S=n(a+L)/2
Isolate the a.
2s+n(a+L)
divide by n both sides
(2s/n)=a+L
subtract L from both sides
(2s/n)-L=a
RELATED QUESTIONS
S=n/2(a+b) express b in terms of a,S,and... (answered by Boreal)

If s=n/2(2a+(n-1)d)express d in terms of a,n and S (answered by ikleyn)

The expression 1+2n (n+2) describes a pattern of numbers l, where n represents a numbers... (answered by Fombitz)

There is a rectangle with the width = L and the length = L+60. If the perimeter is 200cm, (answered by stanbon)

A tablecloth has length that is 0.4m longer than its width. write an equation for the... (answered by josgarithmetic)

A rectangles has a content area, a. Its length is l and its breath is b. (a) write a... (answered by macston)

let l represent the length of a rectangle with a perimeter of 100 ft. write an expression (answered by solver91311)

s=n/2(A+l) solve for... (answered by tommyt3rd)

change the subject of the formula s = n / 2 (a+l) to... (answered by Fombitz)