Algebrahard · Past Paper

Solve: √(x+5) + √ x = 5.

A4
B16
C9
D2

✓ Correct Answer: A4

√(x+5) = 5 - √ x → x+5 = 25 + x - 10√ x → 10√ x = 20 → √ x = 2 → x = 4.

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