T: 4x - 3y = 16; 6x + 5y = 62.
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Answered by
3
Answer:
x=7,. y=4
Step-by-step explanation:
4x- 3y=16. ( 1 )
6x+5y=62. ( 2 )
multiply equation (1 ) by 5
multiply equation (2) by 3
new equations:-
20x-15y=80. (3)
18x+15y=186. (4)
add (3) and (4):-
38x=266
x=7
put value of x in equation( 2):-
6(7)+5y=62
42+5y=62
5y=62-42
5y=20
y=4
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