Answer:
-4x-31
Step-by-step explanation:
1) Distribute:
(-13x-15)+(9x-16)
2) Eliminate parenthesis that are not useful:
-13x-15+9x-16
3) Subtract the numbers:
-13x-31+9x
4) Combine like terms:
-4x-31
Hope this helped!
Answer: The answer is 10 inches.
Step-by-step explanation: Given that the area of a trapezoid is 50 square inches and the bases are 3 inches and 7 inches. We are to find the height of the trapezoid.
We know that the area of a trapezoid with height 'h' and bases 'a' inches and 'b' inches is given by

In the given question,
a = 3 inches, b = 7 inches, A = 50 square inches, h = ?
Therefore,

Thus, the required height is 10 inches.
The only solid <span>zero faces, zero bases, zero vertices, and zero edges is a sphere. The reason why is because it's just round, and it doesn't have anything, just a sphere.
Have a nice day! :)</span>
Answer:
what do you need help with?
Step-by-step explanation:
Multiply the 2 into the ax and b, and then moving the c over and changing it's sign
hope this helps