### Home > A2C > Chapter 11 > Lesson 11.3.4 > Problem 11-171

11-171.

For parts (a)-(d), substitute the value for *x* and simplify.

*x* = −14.5

Factor *x*^{2} + 7*x* = 0.

*x* = 0 and *x* = −7

11-171.

For parts (a)-(d), substitute the value for *x* and simplify.

*x* = −14.5

Factor *x*^{2} + 7*x* = 0.

*x* = 0 and *x* = −7