The Answer is:
(5a2-3a+8)+(-4a2-1)+(15a+11)
Answer: 1.375 inches
Step-by-step explanation:
7/12 - 3/12 = 1/3
Simplify each fraction if possible.
Same denominator? YES!
7 - 3 = 4
Since they have the same denominator, you just subtract the numerators.
Then simplify 4/12
4/4= 1 12/4= 3
Answer: 1/3
Hope that helps!