Exercises: Create Equations and Inequalities in One Variable

Work through each section in order. For word problems, define your variable before writing any equation or inequality.

Grade 9·21 problems·~35 min·Common Core Math - HS Algebra·standard·hsa-ced-a-1

Work through problems with immediate feedback

Fluency Practice

An investment of $500 grows at 4% annual interest, compounded annually. Let $t$ = years. Which equation models when the investment reaches $608.33?

$500 + 0.04t = 608.33$

$500 \cdot (0.04)^t = 608.33$

$500 \cdot (1.04)^t = 608.33$

$500t = 608.33$