4p + 9 - 7p + 2 4p - 7p + 9 + 2 p(4 - 7) + 9 + 2 -3p + 11
minus 4 plus 9 = 5, so 5x
13+-12--5 = 6
13a
36.71
No
6
6
2b
7(3y-2)-(-4y+9)
11p+11
minus 4 plus 9 = 5, so 5x
7g-10h
That will depend on the plus or minus value of 4y in order to simplify the given expression
13+-12--5 = 6
Same as subtracting 6 from 7 = K
To put a plus or minus sign with the digit 5
13a