Question

Question:

If V7 - y = 6, then y =
A. -29
B. -5
C. 1
D. 29

`√(7 - y = 6)`
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Answer 1

-29

Explanation:

`{√(7 - y )}^(2) = {6}^(2)`

`7 - y = {6}^(2)`

y = 7-36

y = -29