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p=3-4
p=-1
b) q-2=6
q=6-2
q=4
c) 2a+3=5
2a=5-3
2a=2
a=1
d) 9-3r=6
-3r=6-9
-3r=-3
r= 1
e) 3x+13=5-x
3x+x =5-13
4x=-8
x=-2
p = 3 - 4
p = -1
b. q - 2 = 6
q = 6 + 2
q = 8
c. 2a + 3 = 5
2a = 5 - 3
2a = 2
a = 2/2
a = 1
d. 9 - 3r = 6
9 - 6 = 3r
3 = 3r
3/3 = r
r = 1
e. 3x + 13 = 5 - x
3x + x = 5 - 13
4x = -8
x = -8/4
x = -2