Question

Work out the value of 23 - 4b. When b = 3

Answer 1

11

Explanation:

Substitute 3 for b

23 - 4(3)

Multiply 4(3) = 12

23 - 12

Subtract

23 - 12 = 11

Answer 2

`11`

Explanation:

`b = 3 \\ \\ 23 - 4b \\ 23 + 4 * 3 \\ 23 - 12 \\ 11`

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