mylesmatthew27 mylesmatthew27 21-04-2020 Mathematics contestada Which expressions are equivalent to 6 + 12x ? 3(2 + 4x) 3(2 + 6x) + 2x 5(1 + 2x) + 1 + 2x 7(1 + 2x) - 2x - 1 7(1 + 2x) + 2x - 1