Question

List the steps of the operations for each number trick.1. Pick a Number2. Multiply by 2 3. Add 64. Divide by 2 5. Subtract the original number

Answer 1

pick a number

Add 7 to the number

Multiply 5 by the sum of the two number

Divide the result above by 3

Explanation:

$\frac{5(x+7)}{3}$

The first thing:

pick a number

let the number = x

Add 7 to the number

it becomes: x + 7

Multiply 5 by the sum of the two number

it becomes: 5(x + 7)

Divide the result above by 3

we now have: 5(x+7)/3

The highlighted sentences are the steps of the operations of the given number trick:

Pick a number

Add 7 to the number

Multiply 5 by the sum of the two number

Divide the result above by 3