en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

gina is 4 years yunger than twice David's age. Gina is 18 . How old is davis

Solution

gina is 4 years yunger than twice David's age. Gina is 18 . How old is davis

Solution

David^{'} s age is : \frac{3}{7}

Gina^{'} s age is : 18

Solution steps

Translate the problem into an equation:

42 x = 18

Solve for

x, 42 x = 18 : x = \frac{3}{7}

Find age

David^{'} s age is : \frac{3}{7}

Gina^{'} s age is : 18

Popular Examples

one number is eight times another number. Their sum is 36. What are the numbers?A number a is more than 6 An inequality that represents this word sentence is A train traveled at the same speed for 84 hours. It went 3,510.2 miles in all. To the nearest tenth of a mile per hour, how fast was the train going?A circle has an area of 78.5 square inches. What is the radius of the circle?the sum of two consecutive even integers is-134