masalah 1jawapan pendekExpress the letter in brackets as the subjects of the formulae u = v-7 [v]v=u+7
masalah 3jawapan pendekExpress the letter in brackets as the subjects of the formulae m=3n-2 [n] n=m+2/3
masalah 4jawapan pendekExpress the letter in brackets as the subjects of the formulae q=5p-3 [p]p=q+3/5