### Home > MC2 > Chapter 3 > Lesson 3.2.3 > Problem3-85

3-85.

Evaluate the expression $5+(-3x)$for the given $x\text{-values}$.

1. $x=3$

When $x$ is placed next to a number, as in this expression, the number is being multiplied by $x$.

$5+(-3(3))$

Use the Order of Operations to simplify this expression.

$-4$

1. $x=\frac{1}{3}$

Replace $x$ in the expression with $\frac{1}{3}.$

$5+\left(-3\left(\frac{1}{3}\right)\right)$

1. $x=-3$

Remember that a negative number multiplied by a negative number results in a positive number.