Expand the expression: 5(2x - 7)

• 10x - 35

• 10x + 35

• 10x - 7

• 2x - 35

Expand and simplify: (x + 8)(x - 3)

Expand using the difference of squares rule: (2a + 5)(2a - 5)

Expand the expression: x(x + 1) + 3(x + 1)

Factorise completely: 14m - 21n

• 7(2m - 3n)

• 7(2m + 3n)

• 14(m - n)

• 14(m + n)

• (x + 9)(x - 9)

• (x + 81)(x - 81)

• (x + 5)(x + 6)

• (x + 3)(x + 10)

• (x + 2)(x + 15)

• (x + 1)(x + 30)

Factorise by grouping: ax + ay + bx + by

• (a + b)(x + y)

• (a + x)(b + y)

• (a + y)(b + x)

• (a + b)(x - y)

• $ 3p(p - 4) $

• $ p(3p - 12) $

• $ 3(p + 4) $