Linear Equations One Variable

Derrick is 4 years older than his brother. The sum of their ages is 30. How old is Derrick?

• 13

• 17

• 30

• 5

Tags

A1.ACE.1

solve: 14x = 40 + 9x

• 4

• 8

• 35

• 45

Solve the linear equation.

x - 15 = -19

• x = 34

• x = -34

• x = 4

• x = -4

Solve the linear equation.

-12y = 108

• y = -9

• y = 120

• y = 9

• y = -120

Solve the linear equation.

x / 7 = -8

• x = -56

• x = -15

• x = 15

• x = 56

Solve the linear equation.

¾ x = 27

• x = 20 ¼

• x = 36

• x = -20 ¼

• x = -36

Solve the linear equation.

5z + 2 = 6

• z = 8

• z = -8

• z = 4 / 5

• z = 5 / 4

Solve the linear equation.

9x - 9 = 5x + 19

• x = 5

• x = -7

• x = 2

• x = 7

Solve for y :  y - 3 = 10

• y = 13

• y = 7

• y = 6

• None of the above

Solve. 
3x - 4 - 5x = x + 4 + x

• -4

• 2

• 4

• -2