Answer:
9x5=45 D is ur answer
Step-by-step explanation:
brainliest???
This is a question that can be solved with Pythagorean Theorem since it is a right triangle. The longest side, 29, is the hypotenuse and the sides 21 and x are the legs. So, the Pythagorean Theorem states,

Where,
c is the Hypotenuse, a and b are the legs. Putting the respective values gives us,

So, 20 is the side length of x.
ANSWER: 20
Answer:
f - 4(g^7)
It's simple algebraic operations!
they are the same so set them equal
3x-10=2x+40 now combine like terms
3x-2x=40+10
x=50
The answer of t he trapezoid area problem is 112.