Question

if x+y=180 and x-y=30 what is the value of x,y pls answer quick

Answer 1

x+y=180 and x-y=30

x+y=180
x -y=30
=> Add both then result is 2x=210
Then value of x=105 and y=180-105=75
x=105 and y=75

Answer 2

Answer:

x=105

y=75

Step-by-step explanation:

x+y=180

x=180-y

x-y=30

180-y-y=30 (from above )

180-2y=30

2y=180-30

2y=150

y=75

x=180-75

x=105