Solve for b: P= 2b + 2s
solve for b.p=2b+2sFlip the equation.2b+2s=pAdd -2s to both sides.2b+2s+−2s=p+−2s2b=p−2sDivide both sides by 2.2b/2=p−2s/2b=1/2p−s
P=2b+2s-2s -2sP-2s=2b------ ----- 2 2P-2s/2=b orP-2s=b------- 2
