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Physics 20 Online
OpenStudy (anonymous):

Anita and Joelle bowl together and their combined total score for one game was 425 points. Anita’s score was 40 less than twice Joelle’s. What were their scores? Write a system of equations to model the problem if x represents Joelle’s score and y represents Anita’s score. A. x – y = 425 y = 2x – 40 B. x + y = 425 y = 2x – 40 C. x + y = 40 y = 2x – 425 D. x + y = 425 y = 2x + 40

OpenStudy (anonymous):

Is it A? Can anybody help me verify?

OpenStudy (anonymous):

\(\Huge\bf \color{black}{Welcome~to~OpenStudy!!}\hspace{-310pt}\color{black}{Welcome~to~OpenStudy!!}\hspace{-307.1pt}\color{#ff7100}{Welcome~to~\color{#00B4ff}{Open}}\color{#7cc517}{Study!!}\) It's better to post your question in the math section of this site. Just click on "FIND MORE SUBJECTS" on the top and type "Mathematics". Anyway, since it's your first time, I'll help you. Just give me a sec. to analyze your problem (:

OpenStudy (anonymous):

ok thank you

OpenStudy (anonymous):

"combined score" , means addition so you'll have \(\sf x+y=425\) as your first equation.

OpenStudy (anonymous):

ok so its not A

OpenStudy (anonymous):

i think it is B correct?

OpenStudy (anonymous):

let's see the second part "Anita’s score was 40 less than twice Joelle’s. " if we let y be anita's score and x is joelle's then the equation will be \(\sf y=2x-40\) then B will be right (:

OpenStudy (anonymous):

YAY!! thank u

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