Answer:
9r+13
Step-by-step explanation:
To solve this question, all we need to do is simplify the equation.
The equation is 8r+7+4+r. To simplify, we need to add like terms.
8r+r+7+4=9r+13
9r+13 is the equivalent equation to 8r+7+4+r.
Hope this helps!
The first picture shows you how to solve it and the second picture is showing you how to get your answer in simplest form.
Answer:
I don't know how to work it out because I have not answered this question
A & B satisfy the equation
Answer:
This is true when f is less than 83 and false when f is equal to or greater than 83
Step-by-step explanation:
67>f-15
Add 15 to each side
67+15>f-15+15
83 > f
This is true when f is less than 83 and false when f is equal to or greater than 83
