Answer:

Step-by-step explanation:
Part 15) we know that

Solve for k
That means ----> isolate the variable k

we have


substitute


Question:
Five times the sum of a number and 27 is greater than or equal to six times the sum of that number and 26.
What is the solution set of this problem?
Answer:

Step-by-step explanation:
Given
<em>Represent the number with x</em>
So:

Required
Determine the solution set

Open Both Brackets


Collect Like Terms


Multiply both sides by -1

Hence, the solution set is 
Answer:
f(5)=4
Step-by-step explanation:
f(5)=5_1=4
.....
Answer:
it is correct they weigh the same
Step-by-step explanation:
Answer:
elimination
Step-by-step explanation: