Why do we add the opposite when subtracting integers?

Find three consecutive odd integers that the sum of the first, two times, the second, and three times the third is 70

Which of these numbers are divisible by 9? 7,625 4,932 9,180 2,969 9,180 and 4,932 2,969, 9,180, and 7,625 9,180 and 7,625 2,969 and 4,932

What is 49.6 expressed as a decimal

The government taxes a manufacturer $0.20 for a bottle of soda. The manufacturer raises the wholesale price an additional $0.60 per bottle. The retailer raises the retail price an additional $0.15 per bottle.

If a, b, c, and d are coplanar lines and a is parallel to b, b is perpendicular to c, and c is parallel to d, then which statement must be true? d is perpendicular to c. d is perpendicular to a. d is parallel to b. c is parallel to a.

Which is the best estimate for the quotient of 312.21 59.113? a. 5,000 b. 50 c. 5 d. 0.5

Christi has $50 to spend at the fair. She plans to spend $8 on admission and $15 on snacks. She wants to play a game that costs $0.90 per game. Which inequality gives the maximum number of times, x, Christi can play the game.

Hillary spent 23.45 on new mats for her car. She spent 9.99 on a car wash. How much did she spend on her car?

The passenger car equivalent for a freeway with a 4% downgrade that is 4 miles long and contains 5% single unit trucks and 5% tractor trailer trucks is ___.

Kim increased her typing speed from 56 to 63 words per minute. What was the percent of increase in her typing speed? A. 7% B. 11.1% C. 12.5% D. 17%