What does it mean when a number and variable are next to each other?
multiplication
300
-15 + x = 2
x = 17
300
0.5x + 10 = 12
x = 4
300
How is solving equations with decimals and fractions different?
It's not different, you still use inverse operations.
400
1/2x = 5
x = 10
400
3/4x + 10 = 18
x = 6
400
What is the key sequence for entering a fraction into your calculator?
Alpha Y= 1
500
Mario is taking a test. So far he has answered 13 questions. There are 50 questions total on the test. How many more questions does Mario have to answer?
37
500
Rocco has $32 in his pocket. He shovels driveways for $10. How many driveways does he have to shovel to earn $72?