clarkjames01 clarkjames01
  • 27-05-2014
  • Mathematics
Answered

If you multiply a number by four and then subtract
negative ten, the difference is negative eighteen. What
is the number



Answer :

AL2006
AL2006 AL2006
  • 27-05-2014
Let's call the number ' Q '.

The question says that  (4Q) - (-10) = -18

Add -10 to each side:

4Q = -28

Divide each side by 4 :

Q = -7
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