Question

Factorise: 7(4+x) + RC 4+k)​

Answer 1

Answer:

$\mathrm{Expand\:}7\left(4+x\right)+RC\left(4+k\right):\quad 28+7x+4RC+kRC$

Step-by-step explanation:

$7\left(4+x\right)+RC\left(4+k\right)$

$=28+7x+RC\left(4+k\right)$

$=28+7x+4RC+kRC$