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人気のある Word Problems >

Brian is x years old.:Peter is 4 years older than Brian.:Amy is 2 years younger than Brian.:The total of their ages is 26 years.:Work out the value of x

解

B r ian i s x ye a rs o l d . : P e t er i s 4 ye a rs o l d er t han B r ian . : A m y i s 2 ye a rs yo u n g er t han B r ian . : T h e t o t a l o f t h e i r a g es i s 26 ye a rs . : W or k o u t t h e v a l u e o f x

解

Brian^{'} s age is : 8

Peter^{'} s age is : 12

Amy^{'} s age is : 6

解答ステップ

Translate the problem into an equation:

x + x + 4 + x - 2 = 26

x

を解く

x + x + 4 + x - 2 = 26 : x = 8

発見する age

Brian^{'} s age is : 8

Peter^{'} s age is : 12

Amy^{'} s age is : 6

人気の例

the product of a number and 6 less than the number is 72. find the number 5 times a number Five years ago, Charlie was twice Priya's age. How old are they now if the sum of their ages 3 years ago will be 76.6% of what number is 48 The perimeter of a rectangle is 58 feet. If the length is 10 feet, find the width. Without 置換, solve the formula for the unknown variable in terms of the known variables.