Question

Find the exact positive solution of each of these equations.
x2 + x = 30​

Answer 1

Step-by-step explanation:

${x}^{2} + x = 30 \\ {x}^{2} + x - 30 = 0 \\ {x}^{2} + 6x - 5x - 30 = 0 \\ x(x + 6) - 5( x + 6) = 0 \\ (x + 6)(x - 5) = 0 \\ x = 5answer$