GCSE Maths Practice: rearranging-formulae

Question 10 of 10

This question practices making x the subject when the formula involves division and addition.

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\( \text{Make } x \text{ the subject: } a = (x + b)/2 \)

Choose one option:

Check each operation to maintain equality.

Multiply both sides by 2 to remove the denominator, then subtract b.