Determine the point on the graph of the linear equation 2x+5y=19 whose ordinate is 1 and half times its abcissa
Answers
Answered by
0
dont know sorry ....
Answered by
1
Answer:
[x , y] = [2 , 3]
Step-by-step explanation:
y = 1 1/2x
= 3/2x
2x + 5y = 19
2x + 5*3/2 = 19
2x + 15x/2 = 19
4x/2 + 15x/2 = 19
19x/2 = 19
x = 19/19 * 2
x=2----------[ i ]
y=3/2x
= 3/2*2
y = 3---------[ ii ]
From [ i ] & [ ii ]
[x , y] = [2 , 3]
Similar questions