System of Equations Solve Addition

What do you call "more than one equation"?

• equivalent

• algebraic expression

• System of equations

• System of inequalities

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How do you solve a system of equations?

(CLICK ALL THAT APPLY)

• graphing

• elimination

• substitution

• nSolve

• linSolve

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which variable is the easiest to eliminate in this system?

• x

• y

• both

• neither

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which variable is the easiest to eliminate in this system?

• x

• y

• both

• neither

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of three equations in three variables by an appropriate method. 

5x + 2z = 3y – 24 

3x = 5 + 4z 

15 – 10z = 7y 

What is the y-value of the solution of the given system?

​ (a)  

• 5

• 1

• 2

• 3

• 4

What is the value of z in the solution of the system?

Mathematical Equivalence

ON

• -2

• 3

• 2

• 6

• 1

• 0

• -3

• 4

• 5

• -1

What would be the first step in solving this system using the Elimination Method?

• You cannot solve this using the Elimination Method.

• Cross out the 2x and 3x

• Add the like terms. The y terms will cancel out.

• Change to slope intercept form and graph

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which of the following is NOT a method to solve systems of equations?

• Elimination

• Factoring

• Substitution

• Graphing

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the resulting combined equation to the following system of equations when using the Elimination Method?

5x - 4y = 11

5x + 4y = 4

• 8y = 15

• 10y = 15

• 10x = 15

• 25x = 15

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6