Understanding linear equations in one variable

I started with $10. I spent one dollar more than half of what I started with. How much money do I have left?

• 6

• 4

• 5

• 10

Liam and Harper are racing on a track. Liam runs 4 miles per hour and gets a 0.25 mile head start. Harper runs 0.5 mile per hour faster than Liam. If Harper and Liam run the same distance, how many hours, x, do they run?

• 4x + 0.25 = 0.5x

• 4x + 0.25 = 4.5x

• 4x + 0.25 = 3.5x

• 4x - 0.25 = 3.5x

Write the verbal sentence as an equation:

Fourteen minus the product of 3 and a number is 26.

• 14 - 3n = 26

• 3n - 14 = 26

• $14\ -\ \frac{3}{n}=26$

• $14\ -\frac{n}{3}=26$

You text message inbox is 88% full. You have 44 texts. How many text messages can you phone hold?

• 60
• 55
• 62
• 50

 $y-33=147$  

How do you read this equation:

• y plus 33 equals 147

• y minus 33 equals 147

• y times 33 equals 147

• y divided by 33 equals 147

Translate this sentence

four more than twice a number is eighteen

• 4n + 2 = 18

• 4 + 2n = 18

• 2n + 4 = 18

• 2 + 4n = 18

Apples cost $3 a pound. Harry buys p pounds and spends $13. What type of problem is this?

• Addition/Subtraction

• Multiplication/Division

Six friends each use a $2-off coupon to buy themselves a movie ticket. They spend a total of $54. What is the price of one movie ticket without the coupon?

Mathematical Equivalence

OFF

Translate this sentence

eight less than three times a number is twenty two

• 3n - 8 = 22

• 8 - 3n = 22

• 3n + 8 = 22

• 8 + 3n = 22

WRITE AN EQUATION

Casey has $50 to spend at Best Buy. She wants to buy a DVD for $14 and some CDs that cost $12 each. How many CDs can she buy?

• 12 + 14x = 50

• 12x + 14 = 50

• 50 - 14 - 12 = x

• 50x + 12 = 14