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Betty has a sister named Anne. Betty's sister, Anne, is 3 years younger than twice Betty's age.

Write an equation to represent the relationship between Anne's age and Betty's age. Let a represent Anne's age and b represent Betty's age.

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absor201

The required equation is:

[tex]a = 2b-3[/tex]

Step-by-step explanation:

Given

Let a be Anne's Age

and

b be Betty's age

Now we will onvert the given word problem in the form of equation step by step

"twice Betty's age." will be represented by [tex]2b[/tex]

Then

"3 years younger than twice Betty's age."  will be represented as: [tex]2b-3[/tex]

Now

"Betty's sister, Anne, is 3 years younger than twice Betty's age."

[tex]a = 2b-3[/tex]

Hence,

The required equation is:

[tex]a = 2b-3[/tex]

Keywords: Word problems, linear equation in two variables

Learn more about linear equation in two variables at:

  • brainly.com/question/10941043
  • brainly.com/question/10978510

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