Question

(146×5):c=2 R÷(690:5)=4 6×b=948-198 a×5=264+676 за рание спасибо.

Answer 1

1) (146*5)/c=2
730=2с
с=730/2
с=365
2) k/(690/5)=4
k=4 * 690/5
k=552
3) 6b=948-198
6b=750
b=750/6
b=125
4) a5=264+676
5a=940
a=940/5
a=188