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prisoha [69]
3 years ago
9

Eight less than seven times a number equals thirteen

Mathematics
2 answers:
kari74 [83]3 years ago
5 0
Add 13+8=21 21 divided by 7 = 3 So the number is 21
viktelen [127]3 years ago
3 0
7x - 8 = 13
<u>    + 8   + 8</u>
     <u>7x</u> = <u>21</u>
      7      7
       x = 3
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