Well, It would be hard to write out the formula and everything here so I wrote it out for you! Work shown!
Answer:
1) 4-(-6) = 10
2) -10.3-(-7.79)= -2.51
3) -4+6 1/2= 2 1/2
4) -10.2+4.38= 5.82
5)
Step-by-step explanation:
1) A double - equals positive so change to
4+6=10
2) adding positive to negative makes it less negative
3) just change positions -4 from 6 1/2
4) makes it less negative
5) sorry I hat fractions can't do it
Answer:
1. x=11/4
Step-by-step explanation:

u should x 20 then u will get





U can refer to the picture that I’ve attach below
14:12
21:18
28:24
That should be the answer