Linear equations in one variable

Question 1 of 10

Solve m/3 = 6.

Question 2 of 10

Solve for x: 6x + 18 = 84. x = ___

Question 3 of 10

Solve x + 7 = 15.

Question 4 of 10

A father is 3 times as old as his son. The sum of their ages is 52 years. (a) Form an equation, using x for the son's age. (b) Solve it to find both ages. (c) How old will the father be in 4 years?

Question 5 of 10

In 7x = 0, x = 7.

Question 6 of 10

A father is 3 times as old as his son. The sum of their ages is 44 years. (a) Form an equation, using x for the son's age. (b) Solve it to find both ages. (c) How old will the father be in 10 years?

Question 7 of 10

Solve for x: 4x + 13 = 61. x = ___

Question 8 of 10

Solve 4(x + 15) = 100.

Question 9 of 10

Solving 2(x + 1) = 10 gives x = 4.

Question 10 of 10

The solution of x/4 = 3 is x = 12.