Answer:
Part of mathematics in which letters and other symbols are used to represent numbers and quantities in formula and equation Algebra is one of the broad parts of mathematics, together with number theory, geometry and analysis
Step-by-step explanation:
Find the slope first by using rise/run


We need to find the y-intercept. Substituting one of given ordered pairs. I will use (-2,-1).
Substitute x = -2 and y = -1 in the equation.

Thus the y-intercept is 4/3.
From y = mx+b, the equation is.

Can you post the scale drawing please so I can help you