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Popolare Word Problems >

The second of two numbers is 5 more than twice the first. Their sum is 80. Find the numbers.

Soluzione

T h e seco n d o f tw o n u mb ers i s 5 m ore t han tw i ce t h e f i rs t . T h e i r s u m i s 80. F in d t h e n u mb ers .

Soluzione

The numbers : 25, 55

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

y = 5 + 2 x

x + y = 80

y = 5 + 2 x, x + y = 80 : x = 25, y = 55

The numbers : 25, 55

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