Answer:

Step-by-step explanation:
Please see attached picture for full solution.
Making x the subject of formula means that x is on the left hand side and all the other terms are on the right hand side of the equal sign.
In case your question is y= [(2x-5)/3x] -7, I have also attached the working in the second picture.
Answer:
x = 63
Step-by-step explanation:
Using proportion to solve for x
=
( cross- multiply )
2x = 126 ( divide both sides by 2 )
x = 63
Eight ounces =1 pound so 16 one ounce slices total
Answer:
Answer A- "The system of equations has one solution." :)
Step-by-step explanation:
Each shows two lines that make up a system of equations. If the graphs of the equations intersect, then there is one solution that is true for both equations. ... If the graphs of the equations are the same, then there are an infinite number of solutions that are true for both equations.
Hope this helps! <3