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-5 = 7 + 3r | subtract 7 -12 = 3r | divide by 3 -4 = r
5
3r-2 for r=65
2
In algebra, "r" typically represents a variable or an unknown quantity. When you see "triple r" in an algebraic expression, it means that you are multiplying the variable "r" by three. So, "triple r" is equivalent to 3r in algebraic terms. This can be written as 3 * r or simply 3r, depending on the context of the expression.