Решите уравнения -х * 4 = -100; 3/5х = -9/10; 1/3x=-1

Question

Решите уравнения
-х * 4 = -100;
3/5х = -9/10;
1/3x=-1

Answer 1

1)-х=-100÷4
-х=-25
х=25
2)х=-9/10÷3/5
х=-9×5/10×3
х=-3/2
х=-1 1/2
3)х=-1÷1/3
х=-3

Comments

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