Answer:
Step-by-step explanation:
=3+(18-6)+20÷4
=3+12+20÷4
=3+12+5
=20
use BODMAS rule (Bracket of Division, Multiplication, Addition, and Subtraction)
The first one x is greater than and equal to 34
Answer:
Following are the solution to this question:
Step-by-step explanation:
Using formula:

In question (1):

In point a:

In point b:


In question (2):

In point a:

In point b:


The 3 question is incomplete, that's why it can't be solved.
Answer:

Step-by-step explanation:
Given the expression

solving the expression



so the expression becomes


Thus,

I believe you are correct