Solve for x: 42 = 7x
Chapter 1 Test - Equations

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
x = 6
2.
FLASHCARD QUESTION
Front
Solve for p: 5p - 7 = 28
Back
p = 7
3.
FLASHCARD QUESTION
Front
Solve for y: y - 12 = 9
Back
y = 21
4.
FLASHCARD QUESTION
Front
Find the value of x and the angle measures of the polygon: x = ?
Back
x=25; unknown angles are 75° and 45°
5.
FLASHCARD QUESTION
Front
What is an equation?
Back
An equation is a mathematical statement that asserts the equality of two expressions.
6.
FLASHCARD QUESTION
Front
What does it mean to solve an equation?
Back
To solve an equation means to find the value(s) of the variable(s) that make the equation true.
7.
FLASHCARD QUESTION
Front
What is a variable in mathematics?
Back
A variable is a symbol used to represent an unknown value in an equation.
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