tentukan jawaban dari a. 3x + 10 = 5x - 3 b. ¼(x - 2) = ½ (x - 1)+¼ (x - 1}

a.3x + 10 = 5x-3
3x-5x =-3-10
-2x = -13
x = -13/-2
x = 13/2

b.1/4(x-2) = 1/2(x-1) + 1/4(x-1)
1/4x-1/2 = 1/2x-1/2 + 1/4x-1/4
1/4x-1/2x-1/4x = -1/2-1/4+1/2
-2/4x = -1/4
x = -1/4 dibagi -2/4
x = 1/2