Solving Equations & Word problems Review

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 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 are consecutive numbers?

Back

Consecutive numbers are numbers that follow each other in order, without any gaps. For example, 1, 2, and 3 are consecutive numbers.

Tags

CCSS.6.NS.C.6A

Front

How do you represent the sum of three consecutive numbers algebraically?

Back

If the first number is x, the three consecutive numbers can be represented as x, x+1, and x+2. Their sum is 3x + 3.

Tags

CCSS.6.EE.B.6

Front

What is the first step in solving the equation 3(x - 1) = 2x + 9?

Back

The first step is to distribute the 3 on the left side: 3x - 3 = 2x + 9.

Front

What is the process to isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

Tags

CCSS.6.EE.B.7

Front

What does it mean if an equation has no solution?

Back

An equation has no solution if there are no values for the variable that can satisfy the equation.

Tags

CCSS.8.EE.C.7A

Front

Back

Tags

CCSS.7.EE.B.4A

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical problem that is presented in the form of a narrative or real-life scenario, requiring interpretation and translation into mathematical expressions.

Front

How do you set up an equation from a word problem?

Back

Identify the unknowns, assign variables, and translate the relationships and conditions described in the problem into an equation.