Solve the equation. Check your solution. 7 = the square root of y + 2 A: square root of 5 B: 5 C: 25 D: 2.5

asked Nov 15, 2020 158k views

5 votes

Solve the equation. Check your solution.

7 = the square root of y + 2

A: square root of 5

B: 5

C: 25

D: 2.5

5.2k points

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Answer:

the answer is c

Explanation:

$√(y) + 2 = 7 \\ ( √(y)) {}^(2) = (5) ^(2) \\ y = 25 \\ check \\ √(25) + 2 = 7 \\ 5 + 2 = 7 \\ 7 = 7$

Enterprize answered Nov 21, 2020

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