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人気のある Word Problems >

Carlo is 12 years older than his brother. In 6 years, he will be twice as old as his brother. Find the present age of each.

解

C a r l o i s 12 ye a rs o l d er t han hi s b ro t h er . I n 6 ye a rs, h e w i ll b e tw i ce a s o l d a s hi s b ro t h er . F in d t h e p rese n t a g e o f e a c h .

解

Carlo^{'} s age is : 18

Brother^{'} s age is : 6

解答ステップ

Translate the problem into an equation:

x + 6 = 2 (x - 12 + 6)

x

を解く

x + 6 = 2 (x - 12 + 6) : x = 18

発見する age

Carlo^{'} s age is : 18

Brother^{'} s age is : 6

人気の例

the sum of the two number is 40. one of the numbers exceeds the other number by 10. find the value of the smaller number six times the sum of a number and 25 is at least 21 The diameter of a circle is 84 kilometers. What is the circle's 円周?Use pi \approx3.14 and round your answer to the nearest hundredth.the quotient of ten and a number is two fifths five more than three times a number is 17