Find the Value of x

A. 18
B. 7
C. 25
D. 11

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?