Question

expressions: rewrite the following expressions in word form as algebraic expressions.

1. divide a number by a number
2. the product of a number and two - thirds
3. subtract a number from a number

Explanation:

Step1: Define variable for unknown number

Let the unknown number be $x$.

Step2: Translate "Eighty decreased by a number"

$80 - x$

Step3: Translate "Product of number and two-thirds"

$\frac{2}{3}x$

Step4: Translate "5 less than number $t$"

$t - 5$

Answer:

1. $80 - x$ (where $x$ is the unknown number)
2. $\frac{2}{3}x$ (where $x$ is the unknown number)
3. $t - 5$