Answer:
Hey there!
Pythagorean Theorem:
Let 6 be a, and 11 be b.
Hope this helps :)
Step-by-step explanation:
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1/3(9x+45)-x=6x+4
we can move the numbers on the right and the x's on the left
9x/3+45/3-x=6x+4
3x-x-6x=4-15
-4x=-11
x=11/4