Question

what is the anwser an explanation for all these
simplifly
no1. + + 4 ,no 2. + -12 , no3. - - 35 , no4. 2 + - 8 ,no5. - 12 + - 7 , no6. -7-13+ - 3

Answer 1

Answer:

no1=4+no2=+12=4+12=16

no3=-35no4=2+8=10-35=25

no5=12+-7no6=13+-3 ,8