x-(0.4x-33)+143=(1+0.15)x,.....

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x-(0.4x-33)+143=(1+0.15)x
,.....

x-(0.4x-33)+143=(1+0.15)x
x-0.4x+33+143=1.15x
0.6x-1.15x=-176
-0.55x=-176
x=320

x=320

x-0.4x+33+143=1.15x
1.15x-x+0.4x=133+43
0.15x+0.4x=176
0.55x=176
x=320