BRAINLIEST NEEDED PLEASE!
1 answer:
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Answer:
Expression:
Value of the expression when :
Step-by-step explanation:
Let's first focus on the expression: '6 more than twice a number'. Twice a number is the same as saying two times a number. Let's have that number be represented by . Twice a number would mean
, and 6 more than that would just be
.
We'll then plug in 5 for to get the value of the expressinn:
Answer:
(b)
Step-by-step explanation:
Given
Required
The graph
First, make y the subject
Divide through by 3
Let x = 3
Let x = 6
So, we plot the graph through
and
See attachment for graph
The sum of the inner angles of a polygon with n sides is
Since your polygon has 6 sides, the sum of its inner angles has to be
On the other hand, the sum of its inner angles is
And it has to be 720, so we have