Question

Use the equation y = 2x -5 to find y when x = 3z.


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Answer 1

y=2(3z)-5
y=6z-5

Substitute x with 3z.

Answer 2

Answer:

y = 6z - 5

Step-by-step explanation:

Start with the given function y = 2x -5.  Substitute the given 3z for x:

y = 2(3z) -5

Simplify this through multiplication:

y = 6z - 5