Solving & Writing Equations and Inequalities

Front

8w - 8 = -4x + 16

Back

2

Front

A local bakery has a daily operating cost of $1800 plus a cost of $10 per cake they make. If a cake sells for $15, which equation could be used to determine the minimum number of cakes, c, they must sell each day to earn a profit? Options: 15c < 1800 + 10c, 15c > 1800 + 10c, 15c = 1800 + 10c, 10c < 1800 + 15c

Back

15c > 1800 + 10c

Front

Ethan has $800 and deposits $25 monthly. Faith has $1,280 and withdraws $15 monthly. Equation for when Ethan's balance > Faith's?

Back

800 + 25x > 1280 - 15x

Front

Solve for x:
5x - 14 = 8x + 4

Back

x = -6

Front

72.48 + 6x = 18.08x

Back

6 games

Front

Solve for x:
5x - 14 = 8x + 4

Back

x = -6

Front

Peppy Pets charges a flat fee of $15 plus $3 per hour to keep a dog during the day. Happy Hounds charges a flat fee of $21 plus $1 per hour. For how many hours is the total fee charged by the companies the same?

Back

3 hours

Front

-5k + 10 = -2k - 14

Back

8

Front

Back

2.4

Front

Sue's lunch account has $25 and she spends $2.50 every day. Troy's lunch account has $50 and she spends $3.25 every day. Write an inequality that shows when Sue's account will be more than Troy's.

Back

25 - 2.5d > 50 - 3.25d