If x=a, y=b is the solution of the equation x+y=14 and x-y=4;then the values of a and b are:
Answers
Answered by
0
Given that, x=a and y=b
And x+y=14 and x-y=4
Which means (equation1) a+b=14 and (equation2) a-b=4
Therefore, using elimination method,
a + b = 14
a - b = 4
_______
2a = 18
a = 9
Equation1
a + b = 14
9 + b = 14
b = 14 - 9
b = 5
Answers: a = 9, b = 5
And x+y=14 and x-y=4
Which means (equation1) a+b=14 and (equation2) a-b=4
Therefore, using elimination method,
a + b = 14
a - b = 4
_______
2a = 18
a = 9
Equation1
a + b = 14
9 + b = 14
b = 14 - 9
b = 5
Answers: a = 9, b = 5
Similar questions