What is the value of x in the equation x – y = 30, when y = 15?

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asked Feb 3, 2018 51.1k views

1 Answer

Andrea Girardi · Answer 1 · 2018-02-08T14:10:58+0000

To solve this, we should substitute in the value of the y and then solve by isolating and simplifying the variable.

x-y=30
x-15=30
+15 +15
x=45

Using the math above, we can see that x=45.

What is the value of x in the equation x – y = 30, when y = 15?

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