Solving Systems of Equations in Word Problems

What are the two main methods for solving systems of equations algebraically mentioned?

• Elimination and Graphing

• Graphing and Matrix

• Substitution and Elimination

• Matrix and Substitution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the first step in solving systems of equations word problems?

• Choose a solving method

• Define the variables

• Write the equations

• Read and highlight important information

Tags

CCSS.8.EE.C.8C

Which variables were used to represent hot dogs and sodas in the concession stand problem?

• d and s

• h and c

• h and s

• x and y

Tags

CCSS.6.EE.B.6

What does each equation in a system of equations represent in word problems?

• A mathematical expression

• An unrelated fact

• A part of the problem's conditions

• A random guess

Tags

CCSS.8.EE.C.8C

What method was chosen to solve the concession stand problem?

• Graphing

• Substitution

• Elimination

• Matrix

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How many hot dogs were sold at the concession stand?

• 87

• 78.50

• 52

• 35

Tags

CCSS.7.EE.B.4A

Why is it important to label your answers in word problems?

• To show the mathematical operations

• To clarify what the numbers represent

• To make the solution look complete

• To indicate the variables used

Tags

CCSS.8.EE.C.7B

Which method is suggested to solve the tacos and burritos problem?

• Matrix

• Graphing

• Elimination

• Substitution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the cost of one burrito in the tacos and burritos problem?

• $4.50

• $3.00

• $2.50

• $1.25

Tags

CCSS.7.EE.B.4A

What is the cost of one soft taco in the problem?

• $3.75

• $4.00

• $2.50

• $1.25

Tags

CCSS.7.EE.B.4A