Simplify Expressions Solve Equations

Simplify the following expression:
(5 + 4x) + (2x - 8)

• 13 + 6x

• 6x - 3

• 6x - 13

• 6x + 3

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b

• 21 + 5b

• 16 - 5b

• 21 - 5b

Simplify the following expression:
-8 (5b + 2) -7 (b - 5)

• -33b + 19

• -47b² +  21

• 33b - 19

• -47b -19

• 36x-72

• 4x-8

• 9x-21

• 2x-4

5x - 4 + 2x = 3

• 1

• 2

• 3

• 4

Solve the equation:
3(x - 1) = 2x + 9

• x = 12

• no solution

• x = 10

• x = 6

Solve the equation:
3x + x - 2 = 4(x - 1/2)

• infinite solutions

• x = 1

• x = -1

• no solution

Solve the equation:
½ (2x + 6) = 3x + 13

• no solution

• x = 8

• x = -5

• x = 7

Solve for x

• x = 24

• x = 12

• x = 17.5

• x = 19.5