43x- (29+13x)-14x+3=0
43х-(29+13х)-14х+3=0 43х-13х-14х=29+3 16х=32 х=32/16=2
43х - (29+13х)-14х+3=0 43х*29 + 43х*13х - 14х + 3 = 0 1247х+559х-14х+3=0 1247х+559х-14х= -3 1806х-14х= -3 1792х=-3|:1792 х=0.002