Solve the following equation.

u + 2 = 4
 (2 points)

21.  
Solve the following equation.

–5 = s – 3
 (2 points)

22.  
Solve the following equation.

t = –9
 (2 points)

23.  
Solve the following equation.

6 =
 (2 points)

24.  
Solve the following equation.

13 +
= –18
 (2 points)

Short Answer


25.  
What is an estimate of the solution of the equation 6n + 3 = 2? Use a table.
 (5 points)
26.  
Solve the equation.

17 = –13 – 8x
 (2 points)