Question

x = (+11) + (+ 4) + ( – 15 ) + (+ 3)

y = (- 20 ) – (- 7) – (+ 16 ) – ( + 8)

a) Determine o valor de x e de y _________________________________________________________

b) Usando os símbolos > ou <, compare x e y​

Answer 1

Resposta:

:<br />a) (6, 14 ) = ( x,14)<br />b) (x, y) = (0,-2)<br />c) (x, 4) = (-6,y)<br />d) (x + 6, 4) = ( 10, y)<br />e) (3x - 2,7 + 8) = (8,2)<br /