Answer + what is the missing term? (10x – 4x^2) – (7x + = 3x – 6x^2 a. -10x^2 b. -2x^2 c. -x^2 d. 2x^2

what

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.