IXL | Write linear functions: word problems

The math department at Kennedy Middle School is planning to buy some pattern blocks that cost

per set.

Write an equation that shows how the total cost,

depends on the number of sets bought,

Do not include dollar signs in the equation.

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Learn with an example

Krysta wants to take piano lessons. She asked a teacher how many new pieces she could expect to learn each month. The teacher gave an estimate of 3.

Write an equation that shows how the total number of pieces Krysta would learn,

depends on the number of months of piano lessons,

A chart can help you find the relationship between

and

months ( x )	calculation of pieces learned ( y )	pieces learned ( y )
1	3 ( 1 )	3
2	3 ( 2 )	6
3	3 ( 3 )	9
x	3 ( x )	3 x

This is the pattern:

is 3 times

Write this relationship as an equation.

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