Q1) Factorise the following;
50y + 90 = [ 10(5y + 9)]

Q1) Factorise \(x^2 -x -30\). [ \((x + 5)(x -6)\)]

Q1) Factorise the following;
\(x^2 -7x + 10 =\)
[ \((x -2)(x -5)\)]

Q2) Factorise the following;
7z + 21 = [ 7(z + 3)]

Q2) Factorise \(x^2 + 5x -24\). [ \((x + 8)(x -3)\)]

Q2) Factorise the following;
\(x^2 -4x + 4 =\)
[ \((x -2)(x -2)\)]

Q3) Factorise the following;
9x + 36 = [ 9(x + 4)]

Q3) Factorise \(x^2 -x -42\). [ \((x + 6)(x -7)\)]

Q3) Factorise the following;
\(x^2 -8x + 12 =\)
[ \((x -2)(x -6)\)]

Q4) Factorise the following;
30x -20 = [ 10(3x -2)]

Q4) Factorise \(x^2 -5x -14\). [ \((x + 2)(x -7)\)]

Q4) Factorise the following;
\(x^2 -6x + 8 =\)
[ \((x -4)(x -2)\)]

Q5) Factorise the following;
3x + 24 = [ 3(x + 8)]

Q5) Factorise \(x^2 -x -6\). [ \((x + 2)(x -3)\)]

Q5) Factorise the following;
\(x^2 -9x + 18 =\)
[ \((x -3)(x -6)\)]

Q6) Factorise the following;
9y + 24 = [ 3(3y + 8)]

Q6) Factorise \(x^2 + 3x -18\). [ \((x + 6)(x -3)\)]

Q6) Factorise the following;
\(x^2 -5x + 6 =\)
[ \((x -2)(x -3)\)]

Q7) Factorise the following;
4y + 4 = [ 4(y + 1)]

Q7) Factorise \(x^2 -x -12\). [ \((x + 3)(x -4)\)]

Q7) Factorise the following;
\(x^2 -11x + 24 =\)
[ \((x -8)(x -3)\)]

Q8) Factorise the following;
2x + 8 = [ 2(x + 4)]

Q8) Factorise \(x^2 + 2x -15\). [ \((x + 5)(x -3)\)]

Q8) Factorise the following;
\(x^2 -8x + 15 =\)
[ \((x -5)(x -3)\)]

Q9) Factorise the following;
7z + 56 = [ 7(z + 8)]

Q9) Factorise \(x^2 + x -12\). [ \((x + 4)(x -3)\)]

Q9) Factorise the following;
\(x^2 -10x + 24 =\)
[ \((x -6)(x -4)\)]

Q10) Factorise the following;
40z + 48 = [ 8(5z + 6)]

Q10) Factorise \(x^2 + x -30\). [ \((x + 6)(x -5)\)]

Q10) Factorise the following;
\(x^2 -11x + 28 =\)
[ \((x -4)(x -7)\)]