You should use your fingers, head or calculator for such simple sums. It is far quicker and involves fewer key depressions. I could tell you that the answer is 5 but how can you be sure that I did not make a mistake? Or that I am not messing about?
15.
five
Ten minus nine eights equals eight and seven eighths.
Fourteen minus four equals ten...
X/[5 - (-10)] = 6 x/-15 = 6 x = - 90
10 - 5 = 5
15.
yazen is so cool
five
Ten minus nine eights equals eight and seven eighths.
You change five sixths into ten twelfths and three quarters into nine twelfths. Then you subtract the nine twelfths from the ten twelfths, which equals one twelfth.
-15
seventeen minus ten and five sixths:is 17- 10 5/6= 6 1/6
Fourteen minus four equals ten...
X/[5 - (-10)] = 6 x/-15 = 6 x = - 90
negetive four
negative ten sevenths