Tentukan himpunan penyelesaian persamaan linier 1 variabel ::
a) 3x+5=8-5x b) -3-3(x-2)=3(4-8x)
c) 2(3x-2)+3x=3(4-8x) d) 1/2x+5=7
e) 2/3(x-5)=1/2x.
Mohon bantuanya kak, plis ini pr buat besok... Trimakasih ☺
a) 3x+5=8-5x b) -3-3(x-2)=3(4-8x)
c) 2(3x-2)+3x=3(4-8x) d) 1/2x+5=7
e) 2/3(x-5)=1/2x.
Mohon bantuanya kak, plis ini pr buat besok... Trimakasih ☺
=> 8x = 3
=> x = 3/8
b. -3 -3x +6 = 12-24x
=> -3x +3 = 12-24x
=> 21x = 9
=> x = 9/21
=> x = 3/7
c. 6x-4+3x = 12-24x
=> 9x-4=12-24x
=> -15x = 16
=> x = -16/15
d. 1/2x+5=7
=> 1/2x = 2
=> x = 4
e. 2/3x - 10/3 = 1/2x
=> 1/6x = 10/3
=> x = 20