How do you calculate the y-intercept of a line written in Standard Form?

y-int = C/B

Step-by-step explanation:

Ax + By = C

y-int = C/B

Which equation represents the total number of stamps Malik collected?

x+y=212

Which equation represents the difference in the number of foreign and domestic stamps Malik collected?

x-y=34

Which system of linear equations represents the situation?

x-y=34 and x+y=212