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 >

if we double the number, add 3 and then multiply the result by 4, the answer is 16 .

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

Solution

ifwedoublethenumber,add3andthenmultiplytheresultby4,theansweris16.

Solution

Thenumber:21​
Solution steps
Represent the number with x
A.T.Q.:(2x+3)⋅4=16
Solve for x,(2x+3)⋅4=16:x=21​
Thenumber:21​

Popular Examples

Peter opened a savings account 8 years ago. The account earns 1% interest, compounded monthly. If the current balance is 500.00, how much did he deposit initially?The radius of a circle is 19 m. Find its circumference in terms of pipi.brian has 4 apples, his train is 7 minutes late, calculate the mass of the sunThe sum of 3 times a number and 5 equals 6.56 times the difference between a number and 10 is equal to the number plus 23.
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