Question

Tentukan himpunan penyelesaian dari 2y-3/2 + 5y+4/4=4

Answer 1

2y -3/2 +5y +1=4
7y -3/2 +1=4
7y = 4-1 +3/2
7y= 3+ 3/2
7y= 9/2
y= 9/2 : 7
y = 9/14
y= 0,64

Answer 2

2y -3/2 + 5y + 4/4 = 4
2y -3/2 + 5y + 1 = 4
2y+ 5y = 4 -1 -3/2
7y = 3/2
y = 3/2 : 7
y = 21/2
y = 10,5