Algebra help needed

Question

Use the square root property to solve the following equation, simplify the solutions.

A. x^2=50

B. 5(2x+9)^2=980

Answer 1

x² = 50

So, x = ±√50 = ±√25 √2 = ± 5√2

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5(2x + 9)² = 980

(2x + 9)² = 196

2x + 9 = ±√√196 = ±14

Solve for x.