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Phổ biến Word Problems >

if twice a number is increased by 6 the result is 20.what is the number

Lời Giải

i f tw i ce a n u mb er i s in cre a se d b y 6 t h e res u lt i s 20. w ha t i s t h e n u mb er

Lời Giải

The number : 7

Các bước giải pháp

Represent the number with

x

A.T.Q.:

2 x + 6 = 20

Giải

x, 2 x + 6 = 20 : x = 7

The number : 7

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