Question

Simplify (4x − 6) + (3x + 6). 7x 7x − 12 x 7x + 12

Answer 1

Answer:

7x

Step-by-step explanation:

$\left(4x-6\right)+\left(3x+6\right)\\\mathrm{Remove\:parentheses}:\quad \left(a\right)=a\\=4x-6+3x+6\\Group\:like\:terms\\=4x+3x-6+6\\\mathrm{Add\:similar\:elements:}\:4x+3x=7x\\=7x-6+6\\-6+6=0\\\\=7x$