The sum of two number is 21 the larger number is 6 less than twice the smaller number. Find the two numbers.

Question

Zhang

Mathematics

11 January, 13:13

The sum of two number is 21 the larger number is 6 less than twice the smaller number. Find the two numbers.

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Answers (1)

Know the Answer?

Delilah Sweeney · Answer 1

Okay so the answer is 5 & 16.

The work:

Let x = The smaller number

x + (2x + 6) = 21

/ / - 6. - 6

3x = 15

3x/3 = 15/3

x = 5

Since x is the smaller number, to find the other number you would need to multiply 5 by 2 and add 6 giving you 16 which is the other number. Hence 5+16=21.