Simplify. 5t - 3u - t + 5u - OCR - GCSE Maths - Question 8 - 2021 - Paper 3

In this expression, we identify and combine the like terms. The terms involving 't' are 5t and -t, and the terms involving 'u' are -3u and +5u.

Combining the terms involving 't':

$5t - t = 4t$

Now, combining the terms involving 'u':

$-3u + 5u = 2u$

Putting both parts together, the simplified expression is:

$4t + 2u$