Linear Equations, Inequalities and ABsolute Value

Solve for x
| 2x – 3 | + 5 =10.

• { -1, 1 }
• { -1, 4 }
• { -1, -4 }
• { 1, 4 }

When graphing an inequality, you use an open circle when you use which symbol?

• <, >
• ≤, ≥ 

• A

• B

• C

• D

Solve this equation and state the its type.

• -4, incosistent

• -2, identity

• -2, inconsistent

• -2, conditional

Solve:
4(2a + 3) < 3(a - 1)

• a<-3
• a>-3
• a<3
• a>3

The symbols < , > , ≤, ≥ are called

• equality symbols

• inequalities symbols

• operational signs

• radical signs

−2|−2r − 4| = -12

• {3,1}

• {-5,1}

• {-3}

• No Solution

Solve the following equation:

|3n−2| + 10 = 5

• {30, −30}

• {20, −20}

• {−5, 5}

• No Solution