Question

Solve \(5x^2-49=0 \)

Answer 1

Simplifying \(5 x^{2}+-49=0\)

Reorder the terms: \(-49+5 x^{2}=0\)

Solving \(-49+5 x^{2}=0\)

Solving for variable ' \(x^{\prime}\).

Move all terms containing \(x\) to the left, all other terms to the right.

Add ' 49 ' to each side of the equation. \(-49+49+5 x^{2}=0+49\)

Combine tike terms: \(-49+49=0\) \(0+5 x^{2}=0+49\) \(5 x^{2}=0+49\)

Combine like terms: \(0+49=49\) \(5 x^{2}=49\)

Divide each side by ' 5 ' \(x^{2}=9.8\)