Key Steps to Solving Equations

Solve: -3x = -9

Mathematical Equivalence

ON

Solve for "n".

1 - 11n = 67

Mathematical Equivalence

ON

Match the following equations with the property you would used to solve them.

• Subtraction Property of Equality

• 12 + x = 9

• Addition Property of Equality

• 12 = -9 + x

• Division Property of Equality

• -2x = 21

Solve 5 (3x + 5) ≤ 95. What would x equal to?

• 5

• 4

• 2

• 3

Solve 3.25x + 10 (11) ≥ 435. What would x equal to?

• 1

• 2

• 3

• 4

Solve 3.1415x ≤ 21.9905. What are the possible values for the inequality?

• 6

• 8

• 7

Solve 6 (7x +5) < 240. What can x equal to?

• 4

• 5

• 6

Jake solved for y. Between which two steps did he make an error?

• step 1 and step 2

• step 3 and step 4

• step 4 and step 5

• step 2 and step 3

Jocelyn solved for y. Between which steps did she make an error?

• step 0 and step 1

• step 1 and step 2

• step 2 and step 3

Walter solved for b. Between which steps did he make and error?

• step 0 and step 1

• step 4 and step 5

• step 2 and step 3

• step 3 and step 4