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OpenStudy (anonymous):
Look at the expression below. 2x + 8y - 6z - 4 Which of the following lists all of the variables in the expression above? A. {2 , 8 , -6} B. {x , y , z} C. {2 , 8 , -6 , -4} D. {x , y , z , 4}
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OpenStudy (anonymous):
Do you know what a vairiable is?
OpenStudy (anonymous):
I'm in 7th grade
OpenStudy (anonymous):
You should know this still, a variable is not a number
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