Question

Solve for b: P= 2b + 2s

Answer 1

P=2b+2s
-2s -2s
P-2s=2b
------ -----
2 2
P-2s/2=b
or
P-2s=b
-------
2

Answer 2

Solve for b.

p=2b+2s


Flip the equation.

2b+2s=p

Add -2s to both sides.

2b+2s+−2s=p+−2s

2b=p−2s

Divide both sides by 2.

2b/2=p−2s/2

b=1/2p−s