Answer:
This is an algebraic expression
Step-by-step explanation:
U won't ever use t to mean multiplication u will use a . Or × or a letter next to a number to symbolise mutiplication
Answer:

Step-by-step explanation:
Given:


The attachment completes the question
From the attachment, the slope of the line was calculated as:

This step is inaccurate because the slope of a line is calculated using

Which gives



The line equation is then calculated using:

Substitute values for m, x1 and y1


Open bracket

Make y the subject

3 times x equals to 646
3x=646