Answer:
4(5+K)
Step-by-step explanation:
<em>FACTOR 4 OUT OF 20+4K</em>
<u>GREATEST COMMON FACTOR IS 4</u>
Z=6 hope I help have a googd night
2/3x = 10.....multiply both sides by 3/2 giving u :
x = 10 * 3/2
x = 30/2 which equals 15
The second one : f(x) = x+3, x<0
= 3, x>=0