10 minus negative 10 equals 20: 10 - (-10) = 20 or rather 10 + 10 = 20. 10- (minus 10) = 20
Ten minus nine eights equals eight and seven eighths.
x^(2) - 10x + 16 = 0 Factors of '16', which are, 1,2,4,8,16. Select two numbers from this list that add/subtract to '10' . They are '2' and '8'. Setting up brackets ( x 2)(x 8) Since '16' is positive(+), then both signs must be the same. Since '10x' is negative (-) , then both signs are negative. Hence (x - 2)(x - 8 ) = 0 When x - 2 = 0 x = 2 & when x - 8 = 0 x = 8 So the two answers are ,2, & ,8, .
Fourteen minus four equals ten...
It can be solved by using the quadratic equation formula.
15.
10 - 5 = 5
-10-(-60)=50 A negative and a negative equals a positive. Therefore, negative ten minus negative sixty is the same as negative ten PLUS sixty. Sixty minus ten equals fifty.
Seven tens minus one ten(70-10) equals six tens(60).
Ten minus four point three five equals five point six five.
-10 - 4 = -14
This equals 890
Ten thousand from 20 000 or twenty thousand minus ten thousand equals 10 000