Answer:
SAS
best of luck for the test/exam♡~
First you had to subtract by seventeen from both sides of equation form.

Then simplify.

Next, subtract by seven-p from both sides of equation form.

Simplify.

Then you divide by negative six from both sides of equation form.

And finally, simplify by equation.

Final answer: 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
Lets set up a ratio!
17.00USD per 51 pounds and 1 pound per x dollars.

next step. cross multiply for the answer :)
Answer:
2n - 1
Step-by-step explanation:
you add the 2 <em>ns to get 2n then you add the 1 to the equation to make </em>
<em> </em><em>2n - 1</em>
Answer:
87cm
Step-by-step explanation:
5*10=50
3*10=30
2.5*6=15-(5+3)=7
50+30+7=87cm