Question

Na figura a//b//c e X+Y=45 calcule a diferença x-y.

Answer 1

$\frac{45}{16 + 14} = \frac{x}{14} \\ 30x = 630 \\ x = 21 \\ \\ x + y = 45 \\ y = 45 - 21 = 24 \\ y - x = 24 - 21 = 3$