Respuesta :
Some number y has 7 subtracted off to get 15. We have y-7 = 15. To isolate y, we have to undo the "subtract 7" operation that happens to y. We have to add 7 to both sides.
y-7 = 15
y-7+7 = 15+7
y = 22 is the answer
Hello!
Solve for y.
[tex]15 = y - 7[/tex]
Explanation:
↓↓↓↓↓↓↓↓↓↓↓↓↓↓
First you had to switch sides.
[tex]y-7=15[/tex]
Then you add by 7 from both sides of the equation.
[tex]y-7+7=15+7[/tex]
Simplify it should be the correct answer.
[tex]y=22[/tex]
Answer⇒⇒⇒⇒⇒y=22
Hope this helps!
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-Charlie
