Question

решите уравнение:3) 3,4*(0,4х+0,2)+1,52=8,32

Answer 1

3,4*(0,4х+0,2)+1,52=8,32
1,36х + 0,68 + 1,52 = 8,32
1,36х = 8,32 - 1,52 - 0,68
1,36х = 6, 12
х = 6,12 / 1,36
х = 4,5

Answer 2

3,4*0,4x+3.4*0.2=8.32-1.52
1.36x+0.68=6.8
1.36x=6.8-0.68
1.36x=6.12
x=6.12/1.36
x=4.5