Determine Between Substitution and Elimination

Solve the system of equations by SUBSTITUTION, record your answer as an ordered pair without the comma. 6x + 2y = -26 x - 6y = 21

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations by SUBSTITUTION, record your answer as an ordered pair without the comma.. 5x + y = -10 4x - 7y = -8

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the following system by substitution or elimination, record your answer as an ordered pair without the comma.

(2/3)x + y = (14/3) (4/5)x - (3/4)y = -10

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Define variables, set up a system, then solve by substitution or elimination. Erin bought 4 jars of jelly and 6 jars of peanut butter for $19.32. Adam bought 3 jars of jelly and 5 jars of peanut butter for $15.67. Find the cost of a jar of peanut butter.

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8C

Solve using substitution or elimination. −4x − 2y = −12 4x + 8y = −24

• (5,-5)

• (6,-6)

• No solution

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

Define variables, set up a system, then solve by substitution or elimination. Carter has 37 coins, all nickels and dimes in his piggy bank. The value of the coins is $3.10. How many dimes does Carter have?

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8C

Which method would be best (quickest) for solving the system below:

• Substitution

• Elimination

• Graphing

• None of these

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which method would be best (quickest) for solving the system below:
3x - 4y = -2
y = 2x + 1

• Substitution

• Elimination

• Graphing

• None

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6