@Make c the subect of the formula: y = mw + c
y - mw
y/(mw)
(mw/y)

@Make r the subject of the formula: A = r
Sqroot(A/
A 
(A/)

@Make u the subject of the formula: v = u + at
v - at
(at)/v
(v-a)/t

@Make s the subject of the formula: v = u + 2as
(v - u)/2a
v/u - 2a
v/(u + 2a)

@Make b the subject of the formula: A = bh
2A/h
2Ah
2h/A

@Make u the subject of the formula: s = ut + at
(s/t) - at
s - at
2s - u - at

@Make m the subject of the formula: y = mw + c
(y - c)/w
(c - y)/w
w/(y-c)

@Make r the subject of the formula: A = 4r
Sqroot(A/4
A - 4
Sqroot(A - 4

@Make b the subject of the formula: y  = w - ab
(w - y)/a
(y/w) + a
(w/y) - a

@Make  the subject of the formula: A = r
A/r
Sqroot(A)  r
A/2