Linear Relationships TEKS 7.7

John sells candles at his local city market day. He has to pay $25 to rent a table and sells each candle for $5 each. Write and equation for this situation.

• y = 25x + 5

• y = 5x + 25

• y = 5x - 25

• y = -25x + 5

Tags

CCSS.7.EE.B.4

Lisa makes bracelets and sells them online. She spends $30 on materials and sells each bracelet for $10. Write an equation for this situation.

• y = 10x + 30

• y = 30x + 10

• y = 10x - 30

• y = -30x + 10

Tags

CCSS.7.EE.B.4

Tom repairs computers. He charges $40 to start repairs and he charges $15 for each hour he works on the computer. Write an equation that models this situation.

• y = 15x + 40

• y = 40x + 15

• y = 15x - 40

• y = -40x + 15

Tags

CCSS.7.EE.B.4

Emily bakes cookies and sells them at a local bakery. The cost for ingredients per batch is $20, and she sells each batch for $8. Write an equation for this situation.

• y = 8x + 20

• y = 20x + 8

• y = 8x - 20

• y = -20x + 8

Tags

CCSS.7.EE.B.4

Alex runs a lemonade stand. The cost for supplies is $15, and he sells each cup of lemonade for $3. Write an equation for this situation.

• y = 3x + 15

• y = 15x + 3

• y = 3x - 15

• y = -15x + 3

Tags

CCSS.7.EE.B.4

Sarah makes and sells handmade soap. It costs her $50 to buy the materials in bulk, and she sells each bar of soap for $7. Write an equation for this situation.

• y = 7x + 50

• y = 50x + 7

• y = 7x - 50

• y = -50x + 7

Tags

CCSS.7.EE.B.4