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Lexie111 Lexie111
  • 06-09-2016
  • Mathematics
Answered

Solve for x on these problems

Solve for x on these problems class=

Verified Answer :

TheSMan
TheSMan TheSMan
  • 13-09-2016

13)
x+20 add x+21 = 23
41 + 2x = 23
2x =23 - 41
2x = -18
x = -9 
x equals minus nine

15)
2x + 26 = x +20
2x - x = 20 - 26
x = -6

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