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شائع Word Problems >

Emma is five years older than Joe. The sum of Emma and Joe's age is 140 How old is Emma and how old is Joe

الحلّ

E mma i s f i v e ye a rs o l d er t han J oe . T h e s u m o f E mma an d J o e^{'} s a g e i s 140 Ho w o l d i s E mma an d h o w o l d i s J oe

الحلّ

Emma^{'} s age is : 72 \frac{1}{2}

Joe^{'} s age is : 67 \frac{1}{2}

خطوات الحلّ

Translate the problem into an equation:

x + x - 5 = 140

x + x - 5 = 140, x

حلّ لـ:

x = \frac{145}{2}

age جد

Emma^{'} s age is : 72 \frac{1}{2}

Joe^{'} s age is : 67 \frac{1}{2}

أمثلة شائعة

If the radius of a circle is 15 m, what is its circumference?5 less than a number is 10 The radius of a circle is 6 cm. Find its area 15000 dollars is invested for 10 years with an APR of 5% and quarterly compounding. what is the balance in the account after 10 years The sum of three consecutive integers is 75 . Find the first integer.