X squared plus 7X equals zero?

To solve the equation ( x^2 + 7x = 0 ), you can factor it as ( x(x + 7) = 0 ). This gives two solutions: ( x = 0 ) and ( x + 7 = 0 ), which simplifies to ( x = -7 ). Thus, the solutions are ( x = 0 ) and ( x = -7 ).