Mastering Linear Word Problem Solutions

What should you always do first when solving linear word problems?

• Write the final answer

• Define the quantities with variables

• Guess the answer

• Skip to the next problem

Tags

CCSS.8.EE.C.7B

Why is it important to check the reasonableness of your answer?

• To confirm the answer is an integer

• To verify the answer is positive

• To make sure the answer makes sense in the context of the problem

• To ensure the answer is a whole number

In the problem 'The sum of a number and 5 more than the number is 17', what is the correct equation?

• n + 5 = n + 17

• n + 5 = 17

• n + 5n = 17

• n + (n + 5) = 17

What is the value of the number in the equation n + (n + 5) = 17?

• 8

• 6

• 5

• 3

Tags

CCSS.6.EE.B.7

In the multiple-choice problem, why is it important to use parentheses in the equation 2n - (n + 5) = 3?

• To make the equation longer

• To make the equation look neat

• To ensure the subtraction is done correctly

• To add more variables

Tags

CCSS.8.EE.C.7B

What is the correct equation for the problem: 'The difference between twice a number and a number that is 5 more than it is 3'?

• 2n - (n + 5) = 3

• 2n + n - 5 = 3

• 2n - n - 5 = 3

• 2n - n + 5 = 3

In the age problem, if Evie is 10 years old, how old is her father?

• 56

• 66

• 46

• 36

Tags

CCSS.6.EE.B.7

What is Evie's age if her father is 36 years older and three years from now he will be five times her age?

• 5

• 6

• 7

• 8

In the money problem, if Jim has $50, how much does Kirk have?

• $42

• $40

• $44

• $38

Tags

CCSS.2.OA.A.1

How much money did Jim originally have if Kirk has $12 less and after spending half, Kirk has $2 more?

• $24

• $26

• $28

• $30