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Help me solve plz. Use substitution to check. y - 4 = 36​

Help me solve plz. Use substitution to check. y - 4 = 36​-example-1

1 Answer

3 votes

Answer:

y = 40

Explanation:

Isolate the variable (y). Note the equal sign, what you do to one side, you do to the other. Add 4 to both sides.

y - 4 = 36

y - 4 (+4) = 36 (+4)

y = 36 + 4

y = 40

Check. Substitute 40 for y.

Plug in 40 for y.

y - 4 = 36

(40) - 4 = 36

36 = 36 (True).

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