Question

Solve x+y=10, x-y=4 by elimination method

Answer 1

Answer:

x=7 & y=3

Step-by-step explanation:

let , x+y=10-------(1)

x-y=4---------(2)

adding (1) & (2),

x+y=10

+ x-y=4

------------------

2x =14

x=7

substituting x=7 in equation (1),

7+y=10

y=10-7=3

Answer 2

Answer:x = 7,y = 3

Step-by-step explanation:

x+y=10 and x-y=3. By adding we get 2x=14 or x=7.put x=7 in any equation and we will get y=3