Question

What is the value of x in the solution to this system of linear equations?

x+y=4
x-y=6

Answer 1

Answer:

X = 5

Step-by-step explanation:

x+y=4

x-y=6

Substitute x = 4 - y

4 - y - y = 6

Substitute y for -1

x = 4 - (-1)

x = 5