−3x − 4y = 2 3x + 3y = −3 solved by substitution show work

i believe the answer is the polygon, heptagon.

hi! i think the answer is 1/2 : )

i dont get the question

step-by-step explanation:

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.