Huilan's age is two times Thomas's age. The sum of their ages is 87. What is Thomas's age?

30 in the diagram line e and made parallel to each other and line p and q are transversal. use properties of special angles formed by parallel lines and their transversals to find the missing angle measures. m< 3=65 m< 15=120 m< 7= m< 4= m< 6= m< 1= m< 16= m< 18= m< 21= m< 10= m< 11= m< 12=

Use the x-intercept method to find all real solutions of the equation. x^3-10x^2+27x-18=0

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years