Giá trị của x thỏa mãn −15 + x = −20

A. −1099                         

B. 1099                            

C. −1009                          

D. −1199

A. x = 43                         

B. x = −40                            

C. x = −46                          

D. x = 46

A. −149                         

B. −43

C. 149

D. 43

A. (−32) + (−14) >−45

B. −45 < (−32) + (−14)

C. (−32) + (−14) < −45

D. (−32) + (−14) = −45

A. 90                         

B. 199

C. 110   

D. −10

A. 160                         

B. 180                            

C. −180                          

D. −160

A. 534                         

B. 524   

C. −524                          

D. −534