Question

Solve by factorization
x(x + 7) = (2x - 1) (x + 4)​

Answer 1

Step-by-step explanation:

x(x + 7) = (2x - 1) (x + 4)

or, x² + 7x = 2x² + 8x - x - 4

or, x² + 7x = 2x² + 7x - 4.

or, x² - 4 = 0

or, x² = 4

or, x = √4

or, x = ±2

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Answer 2

Step-by-step explanation:

the value of x is 2 and -2.