Answer:
His rate in chapters per hour is 8 chapters per hour
Step-by-step explanation:
If you divide 56 by 7 you get 8 also if you want to check to be sure you can just multiply 8 and 7 or 7 and 8
Answer:
Step-by-step explanation:
20%
If you rounded it it would be 4.6
Oh whats that thiers something called a calculator
AB + C
= (x + 1)(x^2 + 2x - 1) + 2x
= x^3 + 2x^2 - x + x^2 + 2x - 1 + 2x
= x^3 + 3x^2 + 3x - 1