Answer:
7x²+6x-6
Step-by-step explanation:
1 Combine similar terms
x²+5x+6x²+x-6
7x²+5x+x-6
2 Combine similar terms
7x²+5x+x-6
7x²+6x-6
Answer:
It is asking you to solve for x.
Step-by-step explanation:
You can find the hypotenuse of the triangle using the Pythagorean Thereom.
hope this clarifies the problem!
A² + B² = C²