Select the mathematical terms that mean "opposite of"

reciprocal
negative
additive inverse
multiplicative inverse
minus
absolute value

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x