MUSAM
MUSAM MUSAM
  • 23-02-2017
  • Mathematics
contestada

i need help with all and solve thanks

i need help with all and solve thanks class=

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keiranelmwood
keiranelmwood keiranelmwood
  • 24-02-2017
1.)
 X - 17 = 53
X = 70

2.)
 X - 5 = 69
X = 74

3.)
 X + 9 = 15 - 40
X = -34

4.)
 X + 20 = 55
X = 35

5.)
 D + 9 = 2 - 21
D = -28

6.)
 X - 30 = 91 
X = 121

7.)
 X + 31 = 67
X = 36

8.)
O + 8 = 51
O = 43

9.)
 9X = 63
X = 63/9
X = 7

10.)
2X = 12 + 4
2X = 16
X = 8

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musam2 musam2
  • 24-02-2017
that was my account i forgot the password what to do
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