These are like terms, meaning that they are completely the same disregarding the coefficient.
To combine like terms, add the coefficients.
16+(-12)=4
Final answer: 4x
I think the answer is 37.7
do it step by step will it work yes
Answer: 8.48 Feet
Step-by-step explanation:
We can use the Pythagorean Theorem, A^2 + B^2 = C^2
A^2 + B^2 = C^2
A^2 + 3^2 = 9^2
A^2 + 9 = 81
81 - 9 = A^2
72 = A^2
√72 = A
8.48 = A
Hope this helps!
