Solving & Writing Equations and Inequalities

Solving & Writing Equations and Inequalities

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the equation to determine the minimum number of cakes a bakery must sell to earn a profit if the daily operating cost is $1800 and the cost per cake is $10, while selling price per cake is $15?

Back

15c > 1800 + 10c

2.

FLASHCARD QUESTION

Front

Solve for x: -8x - 8 + 3x - 6 = -3x + 2

Back

x = -8

3.

FLASHCARD QUESTION

Front

What inequality can help determine how many phone calls you need to make per month so that Plan 2 is a better option if Plan 1 costs $25 plus $0.35 per call and Plan 2 costs $37 plus $0.25 per call?

Back

0.35n + 25 > 0.25n + 37

4.

FLASHCARD QUESTION

Front

Solve for w: 7w + 5 = 3w - 15

Back

w = -5

5.

FLASHCARD QUESTION

Front

What inequality can be used to find x, the minimum number of trophies that can be ordered so that the total charge at company P ($3.50 per trophy + $25 engraving) is less than the total charge at Company R ($7.50 per trophy + $17 engraving)?

Back

3.5x + 25 < 7.5x + 17

6.

FLASHCARD QUESTION

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

7.

FLASHCARD QUESTION

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

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