Writing Linear Inequalities

Front

Write the linear inequality in standard form for this situation: Ms. Savva is ordering pizzas and breadsticks for a school party and has a budget of no more than $81. An order of breadsticks costs $7 and a pizza costs $13.

Back

7x + 13y ≤ 81

Front

How can I tell if an inequality will have a solid line?

Back

The symbol has "or equal to."

Front

Consider the function y<2x+3. Which is true?

Back

None of these.

Front

Write the linear inequality in standard form for this situation: The CRHS science department can spend no more than $2700 on textbooks this year. The department needs to buy both Biology text books, which cost $57 each, and Chemistry textbooks, which cost $72 each.

Back

57x + 72y ≤ 2700

Front

Write the linear inequality in standard form for this situation: A landscaping business is purchasing plants from a nursery to finish a project. It will cost $14 each to buy each tree and $5 each to buy each bush. The landscaper wishes to keep the spending under $1000.

Back

14x + 5y < 1000

Front

Write the linear inequality in standard form for this situation: In order to raise money to attend upcoming competitions, the Math Pentathalon team is selling apple cider and hot chocolate. They hope to make at least $240 by selling hot chocolate for $1 a glass and hot apple cider for $2 a glass.

Back

x + 2y ≥ 240

Front

Write the linear inequality in standard form for this situation: The manager of an electronics store projects that the store should achieve more than $21,000 in revenue from TVs and DVD players every day in order to remain profitable. TVs sell for $225 and DVD players sell for $175.

Back

225x + 175y > 21,000

Front

Select the correct graph for each inequality.

Back

B

Front

Which equation matches the given graph? Options: y ≤ -3/4 x + 3, y ≥ -3/4 x + 3, y < -3/4 x + 3, y > -3/4 x + 3

Back

y ≥ -3/4 x + 3

Front

Select the correct graph for each inequality. Options: A, B, C, D

Back

D