Sagot :
Explications étape par étape:
6x - 10 - 4 - 2x x. = 7/4
5x carré - 30 = 50. x = 4
36 - ( 2x - 7 ) carré = 0. x = 13/2
( 5x - 4 ) carré - ( 7x + 2 ) ( 5x - 4 ) = 0. x = - 3. x = 4/4
Explications étape par étape:
6x - 10 - 4 - 2x x. = 7/4
5x carré - 30 = 50. x = 4
36 - ( 2x - 7 ) carré = 0. x = 13/2
( 5x - 4 ) carré - ( 7x + 2 ) ( 5x - 4 ) = 0. x = - 3. x = 4/4