Solve: five more than a number is the same as twice the number. find the number.

Question

Mathematics

Ayden Poole

26 June, 13:56

Solve: five more than a number is the same as twice the number. find the number.

+1

Answers (2)

Know the Answer?

Anahi Monroe · Answer 1

Let the unknown number be x.

Given,

x + 5 = 2x

x = 5

Hence, the number is 5.

Harry Horton · Answer 2

Let x = the unknown number

five more than a number = twice the number

x + 5 = 2x

5 = 2x - x

5 = x

(Balance method is used to solve)

substitution

x + 5 = 2x

5 + 5 = 2 x 5

10 = 10

answer : the unknown number is 5