Solving Equations and Inequalities

Solve:
-8 + 5x - 2 = 20

• 6
• -6
• 2
• -2

8v - 4(v + 8) = 8

• 2
• 10
• 4
• -4 

Simplify:
5(3x+1)

• 15x+1
• 15x+5
• 8x+1
• 8x+6

Solve the equation.

• 51
• 52
• 27
• 21

3(2k + 11) = 3(2k + 12)

• 6
• -12
• no solution
• all real numbers

2x + 3 = 2x + 3

• 0

• 1

• no solution

• infinitely many solutions

Which equation has x = 5 as the solution?

• x + 15 = 10
• 2x = 5
• 2x = 10

• 28/3
• 21
• 40/3
• 4

A letter or symbol that represents an unknown value is called ______________.

• Variable
• Radicand
• Coefficient
• Constant

What is the term for a number with no variable and no exponent?

• Constant

• Coefficient

• Variable

• Solution