Value of 7 − 2m when m = 3?

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Multiple Choice

Value of 7 − 2m when m = 3?

Explanation:
Plug in 3 for m and simplify. 7 − 2m becomes 7 − 2×3. Multiply 2 by 3 to get 6, then subtract: 7 − 6 = 1. So the value is 1. (With m = -3 you’d get 13, with m = 4 you’d get -1, and with m = 0 you’d get 7, but here m is 3, so you get 1.)

Plug in 3 for m and simplify. 7 − 2m becomes 7 − 2×3. Multiply 2 by 3 to get 6, then subtract: 7 − 6 = 1. So the value is 1. (With m = -3 you’d get 13, with m = 4 you’d get -1, and with m = 0 you’d get 7, but here m is 3, so you get 1.)

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