## Chapter 4, Lesson 1

**4-1.A** translate word sentences into equations

**Write each word sentence as an equation.a.** Five less than the product of twelve and a number,

*n*, is nineteen

**b.**One-half the sum of six and a number,

*k*, is eighteen.

**4-1.B** evaluate algebraic expressions

**Evaluate each expression for the indicated value of the variable.a.** 9

*x*—12 for

*x*= 4

**b.**5

*q*+ 8.3 for

*q*= —6