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Mathematics 12 Online
OpenStudy (iara_ara):

What is the value of the expression below when r = 2? 9 – 3r Question 2 options: 12 6 3

OpenStudy (mathmale):

This is algebra. We use letters to represent unknown quantities. Just substitute the value '2' for r and simplify your result.

OpenStudy (iara_ara):

C?

OpenStudy (welshfella):

9 - 3*2

OpenStudy (iara_ara):

D?

OpenStudy (annadarling):

9-3 =6 then 6 times 2 so 12

OpenStudy (princeharryyy):

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