Expressions in One Variable Answers

If Laura bikes x miles to and from her friend's house each day, what expression can be used to calculate the total distance she travels in a week?

✔ Mia's scoreErick's scoreIsabelle's scorethe total score of all three players

2x + 2x – 6✔ 4x – 6–23x + 6

✔ –6–246

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Mia's score✔ the total score of all three playersErick's scoreErick and Isabelle's total score

Central High School plays Eastern High School in a basketball game. Eastern had double the score of Central before Central scored a three-pointer as the game ended.The variable, c, represents Central's score before the three-pointer. Express the total points scored in the game as a variable expression. Check all that apply.2c + c3c + 32c + 32c + c – 32c – c + 32c + c + 3

⇒ 126

Which expressions are equal to 0 when x = –1? Check all that apply. [image 1] [image 2] [image 3] [image 4] [image 5]

In the expression 2(10x) + 15y, x represents the number of hours Nina works in a week at her first job and y represents the number of hours she works in a week at her second job. The expression shows how much money Nina has earned this week. Which statement is true?

Analyze Leon's work. Check all that apply.