Question

Номера 4,5,8. СРОЧНО

Answer 1

упрожнение 4

$1)3 \times a = 781 - 157 \\ 3 \times a = 624 \\ a = 624 \div 3 \\ a = 208$

$2)b \times 6 = 227 + 217 \\ b \times 6 = 444 \\ b = 444 \div 6 \\ b = 74$