Solutions
Integral CalculatorDerivative CalculatorAlgebra CalculatorMatrix CalculatorMore...
Graphing
Line Graph CalculatorExponential Graph CalculatorQuadratic Graph CalculatorSin graph CalculatorMore...
Calculators
BMI CalculatorCompound Interest CalculatorPercentage CalculatorAcceleration CalculatorMore...
Geometry
Pythagorean Theorem CalculatorCircle Area CalculatorIsosceles Triangle CalculatorTriangles CalculatorMore...
Tools
NotebookGroupsCheat SheetsWorksheetsPracticeVerify
en
English
Español
Português
Français
Deutsch
Italiano
Русский
中文(简体)
한국어
日本語
Tiếng Việt
עברית
العربية
Popular Word Problems >

Lauren's age is half of Joe's age. Emma is four years older than Joe. The sum of Lauren, Emma, and Joe's age is 54. How old is Lauren?

  • Pre Algebra
  • Algebra
  • Pre Calculus
  • Calculus
  • Functions
  • Linear Algebra
  • Trigonometry
  • Statistics
  • Physics
  • Chemistry
  • Finance
  • Economics
  • Conversions

Solution

Lauren′sageishalfofJoe′sage.EmmaisfouryearsolderthanJoe.ThesumofLauren,Emma,andJoe′sageis54.HowoldisLauren?

Solution

Lauren′sageis:10
Solution steps
Translate the problem into an equation:21​x+x+4+x=54
Solve for x,21​x+x+4+x=54:x=20
Find Lauren's age:10
Lauren′sageis:10

Popular Examples

the sum of two consecutive integers is 67, what are the two integersAfter a 5% reduction, you purchase a new love seat for 308.75. What was the price of the love seat before the reduction?A die is rolled 9 times. Find the probability of rolling no more than 4 fours.Charlie puts 700.00 into an account to use for school expenses. The account earns 5% interest, compounded continuously. How much will be in the account after 10 years?twice a number subtracted from 50 is 17
Study ToolsAI Math SolverPopular ProblemsWorksheetsStudy GuidesPracticeCheat SheetsCalculatorsGraphing CalculatorGeometry CalculatorVerify Solution
AppsSymbolab App (Android)Graphing Calculator (Android)Practice (Android)Symbolab App (iOS)Graphing Calculator (iOS)Practice (iOS)Chrome ExtensionSymbolab Math Solver API
CompanyAbout SymbolabBlogHelp
LegalPrivacyTermsCookie PolicyCookie SettingsDo Not Sell or Share My Personal InfoCopyright, Community Guidelines, DSA & other Legal ResourcesLearneo Legal Center
Social Media
Symbolab, a Learneo, Inc. business
© Learneo, Inc. 2024