Need help with a few solving a few problems please. Can anyone help?

These are the questions:

1. In Exercises 1-6 solve each of the given systems by sketching the lines represented by each equation

in the system, then determining the coordinates of the point of intersection. Each of these problems

have been designed so that the coordinates of the intersection point are integers. Check your solution.

x-2y = -4

y= 5/2x +6

2. At an animal shelter, there are 38 more dogs than cats. It the total number of animals is 152, how many of each type are in the shelter? Please set up and solve this problem following the steps below:

1. a)Define the unknown quantities in terms of one variable.
2. b)Translate the question into an equation.
3. c)Solve the equation, showing all work.
4. d)Write a complete answer to the question asked, including appropriate units.