Rearrange this formula to make y the subject - OCR - GCSE Maths - Question 18 - 2021 - Paper 1

Question 18

Rearrange this formula to make y the subject.
$$5y + 2 - 3t = 7$$
$$y = 2$$
Worked Solution & Example Answer:Rearrange this formula to make y the subject - OCR - GCSE Maths - Question 18 - 2021 - Paper 1
Step 1: Isolate the term containing y

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Start by isolating the term with y in the equation. Begin with the equation:
5y+2−3t=7
First, move 2 and -3t to the other side of the equation:
5y=7+3t−2
Step 2: Simplify the equation

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Now, simplify the right-hand side:
5y=5+3t
Step 3: Solve for y

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To isolate y, divide both sides by 5:
y=55+3t
Thus, the value of y in terms of t is:
y=1+53t
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