Find the value of x

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Step-by-step explanation:

95°+3x+23+7x-4+9x-6+90°=540

19x +198=540

then simplify by using like terms and the find for x

and the answer of x=18°

95+3x+23+9x-6+7x-4+90=540(sum of interior angles in a quadrilateral)

19x+198=540

19x= 342

X=18

answer: apothems is your answer

step-by-step explanation: hope u get it right

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.