Expand & simplify

Factorise fully: $7x^{2}-2x$

Expand: $-2(2x-7)$

Expand and simplify: $4(x+8)+2(2x+4)$

Expand: $4(5x-4)$

Factorise fully: $18x+14$

Simplify: $\sqrt{16x^{2}}$

Expand: $6(4x+8)$

Expand and simplify: $5(4x+8)-3(3x-8)$

Factorise fully: $-4x-32$

Only ONE of the expressions below is equivalent to $3(x+4)+3x$: A: $6x-12$ B: $6x+4$ C: $6x+12$ Determine which one, and prove your choice by expanding.

Expand: $-4(6x-9)$

Expand: $-7(x-5)$