Lesson 4-1: Understand Equations and Solutions

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Tags

CCSS.6.EE.A.2C

Front

What does it mean for a value to be a solution to an equation?

Back

A value is a solution to an equation if, when substituted for the variable, it makes the equation true.

Tags

CCSS.6.EE.B.5

Front

How do you determine if a given value is a solution to an equation?

Back

Substitute the value into the equation and check if both sides are equal.

Tags

CCSS.6.EE.B.5

Front

What is the solution to the equation x - 4.2 = 0?

Back

x = 4.2

Tags

CCSS.6.EE.B.7

Front

What number would make the equation x + 2 = 4 true?

Back

x = 2

Tags

CCSS.6.EE.B.5

Front

If Ms. Lan spent $5.12 for a drink and a sandwich, and the drink cost $1.30, how much did the sandwich cost?

Back

The sandwich cost $3.82.

Tags

CCSS.6.NS.B.3

Front

What is the solution to the equation 6c = 96?

Back

c = 16

Tags

CCSS.6.EE.B.7

Front

What is a variable in an equation?

Back

A variable is a symbol, often a letter, that represents an unknown value in an equation.

Tags

CCSS.6.EE.A.2B

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.

Tags

CCSS.8.EE.C.7B

Front

What is the first step in solving the equation x + 5 = 10?

Back

Subtract 5 from both sides to isolate x.

Tags

CCSS.6.EE.B.7