Translate the expression 5x - 7.
1 answer:
Answer: the difference of five times a number and 7
There are two operations in the expression 5x - 7, a multiplication (of x by 5) and a subtraction (7 from 5x).
The PEMDAS order of operations says the multiplication is done before subtraction.
The first answer choice would look like 5(x - 7).
The third answer choice would look like (x - 7) + 5.
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