how to determine values of a, b, and c when y+7=3(x+4) is written in standard form, Ax+By= C. Please don't answer with "files". This is really important. I need explanation too. Thank you

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

What is the point slope form of a line with slope -5 that contains point (2,-1)

In each diagram, line p is parallel to line f, and line t intersects lines p and f. based on the diagram, what is the value of x? ( provide explanation)