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 :

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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