Q1) Factorise the following;
4z + 20 = [ 4(z + 5)]

Q1) Factorise the following;
30x + 36 = [ 6(5x + 6)]

Q1) Factorise the following;
\(12z^2 + 9z =\) [ \(3z(4z + 3) \)]

Q2) Factorise the following;
8w + 16 = [ 8(w + 2)]

Q2) Factorise the following;
40z + 12 = [ 4(10z + 3)]

Q2) Factorise the following;
\(45z^2 -18z =\) [ \(9z(5z -2) \)]

Q3) Factorise the following;
3z + 15 = [ 3(z + 5)]

Q3) Factorise the following;
15w + 9 = [ 3(5w + 3)]

Q3) Factorise the following;
\(56w^2 + 63w =\) [ \(7w(8w + 9) \)]

Q4) Factorise the following;
6x + 42 = [ 6(x + 7)]

Q4) Factorise the following;
10y + 8 = [ 2(5y + 4)]

Q4) Factorise the following;
\(40w^2 + 25w =\) [ \(5w(8w + 5) \)]

Q5) Factorise the following;
3y + 6 = [ 3(y + 2)]

Q5) Factorise the following;
90z + 40 = [ 10(9z + 4)]

Q5) Factorise the following;
\(56w^2 + 32w =\) [ \(8w(7w + 4) \)]

Q6) Factorise the following;
6z + 12 = [ 6(z + 2)]

Q6) Factorise the following;
40y -16 = [ 8(5y -2)]

Q6) Factorise the following;
\(63w^2 + 56w =\) [ \(7w(9w + 8) \)]

Q7) Factorise the following;
10x + 100 = [ 10(x + 10)]

Q7) Factorise the following;
42y + 12 = [ 6(7y + 2)]

Q7) Factorise the following;
\(18y^2 -12y =\) [ \(6y(3y -2) \)]

Q8) Factorise the following;
3y + 3 = [ 3(y + 1)]

Q8) Factorise the following;
54z -12 = [ 6(9z -2)]

Q8) Factorise the following;
\(20y^2 + 8y =\) [ \(4y(5y + 2) \)]

Q9) Factorise the following;
9y + 72 = [ 9(y + 8)]

Q9) Factorise the following;
40x + 32 = [ 8(5x + 4)]

Q9) Factorise the following;
\(9w^2 -15w =\) [ \(3w(3w -5) \)]

Q10) Factorise the following;
3z + 3 = [ 3(z + 1)]

Q10) Factorise the following;
10x + 8 = [ 2(5x + 4)]

Q10) Factorise the following;
\(21y^2 -14y =\) [ \(7y(3y -2) \)]