Question

Overview

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Question Progress
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Solve the equation.
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Homework Progress
I think of a number, multiply it by three, and add four. I get twenty two
20/23 Marks
Using the statement above, form an equation.
Use the letter 'x' for the unknown number.
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Answer 1

Explanation:

a) Just work backwards!

Instead of adding 4, subtract by 4

Instead of multiplying by 3, divide by 3

22 - 4 / 3 = x

b)

22 - 4 = 18

18 / 3 = 6

Therefore, x = 6