Q1) $x =9w.$ Find $(w).$ [ $w$ = $x\over9$]

Q1) $x =7w -7$ . Find w . [ $w$= ${x +7}\over7$]

Q1) y =$2 z^ 3 + 7$. Find z . [ z = $\sqrt[3]{{y -7}\over 2}$]

Q2) $w =5x.$ Find $(x).$ [ $x$ = $w\over5$]

Q2) $w =2z + 9$ . Find z . [ $z$= ${w -9}\over2$]

Q2) w =$2 z^ 2 + 10$. Find z . [ z = $\sqrt[2]{{w -10}\over 2}$]

Q3) $x ={w \over 6.}$ Find $w$. [ $w$ = $6x$]

Q3) $y =4x + 6$ . Find x . [ $x$= ${y -6}\over4$]

Q3) z =$5 w^ 2 + 7$. Find w . [ w = $\sqrt[2]{{z -7}\over 5}$]

Q4) $z =8y.$ Find $(y).$ [ $y$ = $z\over8$]

Q4) $w =2x -5$ . Find x . [ $x$= ${w +5}\over2$]

Q4) z =$6 w^ 2 + 3$. Find w . [ w = $\sqrt[2]{{z -3}\over 6}$]

Q5) $y =8z.$ Find $(z).$ [ $z$ = $y\over8$]

Q5) $w =4z -10$ . Find z . [ $z$= ${w +10}\over4$]

Q5) z =$3 y^ 2 -5$. Find y . [ y = $\sqrt[2]{{z +5}\over 3}$]

Q6) y =x -9. Rearrange to find x . [ $x = y +9$]

Q6) $z =8y + 4$ . Find y . [ $y$= ${z -4}\over8$]

Q6) z =$y^ 3 + 4$. Find y . [ y= $\sqrt[3]{z -4}$]

Q7) $z =3w.$ Find $(w).$ [ $w$ = $z\over3$]

Q7) w = $x\over 2$ + 7. Find x . [ $x$= $2( w -7)$]

Q7) z =$2 w^ 2 + 8$. Find w . [ w = $\sqrt[2]{{z -8}\over 2}$]

Q8) $w ={z \over 2.}$ Find $z$. [ $z$ = $2w$]

Q8) w = $y\over 7$ -8. Find y . [ $y$= $7( w +8)$]

Q8) z =$2 w^ 3 + 6$. Find w . [ w = $\sqrt[3]{{z -6}\over 2}$]

Q9) $w =6z.$ Find $(z).$ [ $z$ = $w\over6$]

Q9) y = $w\over 5$ + 2. Find w . [ $w$= $5( y -2)$]

Q9) z =$9 y^ 3 + 4$. Find y . [ y = $\sqrt[3]{{z -4}\over 9}$]

Q10) y =x -9. Rearrange to find x . [ $x = y +9$]

Q10) $y =10z -7$ . Find z . [ $z$= ${y +7}\over10$]

Q10) x =$w^ 2 + 10$. Find w . [ w= $\sqrt[2]{x -10}$]