Systems of Equations Vocab

a method of solving a system of equations by taking a variable out and replacing it with an expression.

• Systems by Graphing
• Systems by Substitution
• Systems by Elimination
• Systems by Drawing

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

a method to solving a system of equations using the coordinate grid 

• Systems by Graphing
• Systems by Substitution
• Systems by Elimination
• Systems by Drawing

Tags

CCSS.8.EE.C.8B

What is SLOPE-INTERCEPT FORM?

• $y=mx+b$

• $Ax+By=C$

• $m=\frac{y_2-y_1}{x_2-x_1}$

• $y=\left(x-a\right)^2$

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

How do you know if two lines are PARALLEL?

• their slopes are the same

• their slopes are negative reciprocals

• their y-intercepts are the same

• their y-intercepts are negative reciprocals

Tags

CCSS.8.EE.B.6

How do you know if a system of equations has INFINITELY MANY solutions?

• the two equations are exactly the same

• the two equations have the same slope

• the two equations have the same y-intercept

• the two equations are completely different

Tags

CCSS.8.EE.C.8B

If you graph a system of equations and see PARALLEL LINES, what does this mean about the solution to the system?

• no solution

• one solution

• perpendicular lines

• infinitely many solutions

Tags

CCSS.8.EE.C.8A

How will you know if a system of equations has ONE SOLUTION?

• the lines will intersect

• the lines will be parallel

• the lines will be the exact same line

• the lines will be curvy

Tags

CCSS.8.EE.C.8A