Question

Х+8×4=50
а-(41-22)=87
100-с=9×3

Answer 1

Пошаговое объяснение:

$x + 8 \times 4 = 50 \\ x + 32 = 50 \\ x = 50 - 32 \\ x = 18$

$a - (41 - 22) = 87 \\ a - 19 = 87 \\ a = 87 + 19 \\ a = 106$

$100 - c = 9 \times 3 \\ 100 - c = 27 \\ - c = 27 - 100 \\ - c = - 73 \\ c = 73$