Q1) \(w + 5 = 13 \) [ , \(w = 8\)]

Q1) \(10x = 80 \) [ , \(x = 8\)]

Q1) \( {x\over3}-4 = 3\) [ \(x= 21\)]

Q2) \(x + 4 = 7 \) [ , \(x = 3\)]

Q2) \( z \over 2 \) \(=9 \) [ , \(z = 18\)]

Q2) \(2y + 9 = 15\) [ \( y = 3\)]

Q3) \(x + 7 = 11 \) [ , \(x = 4\)]

Q3) \( w \over 2 \) \(=10 \) [ , \(w = 20\)]

Q3) \( {y\over8}+7 = 11\) [ \(y= 32\)]

Q4) \(w + 6 = 14 \) [ , \(w = 8\)]

Q4) \(5z = 35 \) [ , \(z = 7\)]

Q4) \(4y -5 = 31\) [ \( y = 9\)]

Q5) \(w + 5 = 14 \) [ , \(w = 9\)]

Q5) \( x \over 2 \) \(=10 \) [ , \(x = 20\)]

Q5) \(6z -8 = 46\) [ \( z = 9\)]

Q6) \(x + 2 = 12 \) [ , \(x = 10\)]

Q6) \(5w = 10 \) [ , \(w = 2\)]

Q6) \( {z\over10}+2 = 4\) [ \(z= 20\)]

Q7) \(y + 7 = 15 \) [ , \(y = 8\)]

Q7) \(7y = 28 \) [ , \(y = 4\)]

Q7) \( {z\over5}-5 = 1\) [ \(z= 30\)]

Q8) \(z -9 = 1 \) [ , \(z = 10\)]

Q8) \( y \over 4 \) \(=5 \) [ , \(y = 20\)]

Q8) \( {x\over6}+5 = 11\) [ \(x= 36\)]

Q9) \(z + 3 = 12 \) [ , \(z = 9\)]

Q9) \(10z = 20 \) [ , \(z = 2\)]

Q9) \( {y\over4}-4 = 6\) [ \(y= 40\)]

Q10) \(x + 3 = 7 \) [ , \(x = 4\)]

Q10) \(7z = 28 \) [ , \(z = 4\)]

Q10) \(4z + 5 = 45\) [ \( z = 10\)]