8th Grade Math - Expressions And Equations - Find And Correct Errors Practice Introduction

Maureen is trying to simplify the expression below. She makes an error. Which step does she make her first error in?

Chelsea was given 5 numbers to evaluate. Her table is shown below. While filling out the table she made an error.

Gianna wants to subtract 625 thousand from 2.3 million using scientific notation. She makes an error in her calculations.

Vinnie analyzes the equation below and creates this graph. He makes a few mistakes while doing so. Identify his errors and explain how to correct them.

Grady made a mistake while trying to find the value of x in the equation below.

Akiro is attempting to find the solution to the system of equations found below. He makes a mistake. Click on the step where he makes his first mistake.