5+3a = 3-2a
So
5a = -2
a=-2/5=-0.4
It is the same. Even though you put a 0 in the end can't change the number
Answer:
3500$
Step-by-step explanation:
3800÷2-600=1300$
Step-by-step explanation:
let an amount be a
increase an amount by 10% and then by 30%
= a*1.1 *1.3 = a*1.43
Answer:

Step-by-step explanation:
Given


Required
Find NOK
From the attached triangle, we have:
--- Corresponding angles
And

Substitute for LOK and LON

Make NOK the subject

