Q1) \( {x\over9}-3 = 4\) [ \(x= 63\)]

Q1) \(9(z + 10) = 144\) [ z= \(6\)]

Q1) \(7y -10 = 4y + 5 \) [ \(y=\) 5]

Q2) \(7y -7 = 35\) [ \( y = 6\)]

Q2) \(7(z -4) = 7\) [ z= \(5\)]

Q2) \(14w -18 = 2w + 6 \) [ \(w=\) 2]

Q3) \(3x + 3 = 15\) [ \( x = 4\)]

Q3) \(7(x + 8) = 91\) [ x= \(5\)]

Q3) \(15w -9 = 5w + 11 \) [ \(w=\) 2]

Q4) \(2w + 10 = 22\) [ \( w = 6\)]

Q4) \(10(y -2) = 30\) [ y= \(5\)]

Q4) \(8y + 7 = 5y + 19 \) [ \(y=\) 4]

Q5) \( {x\over2}+4 = 11\) [ \(x= 14\)]

Q5) \(6(y -3) = 18\) [ y= \(6\)]

Q5) \(10y + 4 = 7y + 13 \) [ \(y=\) 3]

Q6) \( {w\over8}-2 = 6\) [ \(w= 64\)]

Q6) \(10(z -5) = 10\) [ z= \(6\)]

Q6) \(17w -3 = 15w + 9 \) [ \(w=\) 6]

Q7) \(10y + 9 = 69\) [ \( y = 6\)]

Q7) \(3(x + 6) = 33\) [ x= \(5\)]

Q7) \(7z -14 = 5z + 6 \) [ \(z=\) 10]

Q8) \(2y -10 = 2\) [ \( y = 6\)]

Q8) \(10(z + 7) = 170\) [ z= \(10\)]

Q8) \(19x -10 = 12x + 11 \) [ \(x=\) 3]

Q9) \( {y\over2}+8 = 10\) [ \(y= 4\)]

Q9) \(6(x + 8) = 72\) [ x= \(4\)]

Q9) \(12x -14 = 4x + 18 \) [ \(x=\) 4]

Q10) \(3z -7 = 23\) [ \( z = 10\)]

Q10) \(10(w + 5) = 70\) [ w= \(2\)]

Q10) \(20w -9 = 16w + 11 \) [ \(w=\) 5]