Question

1. Restrângeti termenii:
a) 5/3+7/3-9/3 -(6/3–12/3 +10/3);
b) 15/5–16/5 +12/5 - (26/5–18/5–13/5);
c)-23/11 +14/11 (-17/11 +8/11 – 9/11)-(-15/11+ 23/11);
d) 27/6-12/6 – 24/6 -(25/6-13/6-7/6)-(-16/6 +13/6)​

Answer 1

a) 5+7-9/3-6+12-10/3
=> 3/3 -8/3
=> 3-8/3
=> -5/3
b) 15-16+12/5-26+18+13/5
=>11/5-21/5
=>-10/5
c) -23+14/11 • (-17+8-9/11+15-23/11)
=>-9/11 •(-18/11 -8/11)
=> -9/11 • (-26/11)
=>234/121
d) 27-12-24/6-25+13+7/6+16-13/6
=>-11/6-45/6+3/6
=> 59/6
Sper ca te am ajutat :)