SAT Skills Insight
Register
Next Tests:
6/1
Select a score band
Algebra and Functions
Skills needed to score in this band
SKILL 1: Use letters as placeholders for unknown values
-
1
Use letters as placeholders for unknown values
ExampleThe amount a restaurant owner pays for coffee beans is directly proportional to the number of pounds of coffee she buys. If she buys
pounds of coffee at 
dollars per pound, what is the total amount that she pays, in dollars, in terms of 
and 
.
Skills needed to score in the next band
Treat expressions such as a + b as a single quantity in linear problem situations (e.g., solving 2(a + b) = 6 to find the value of a + b)
Verify that a value is a solution to a linear or quadratic equation (e.g., substitute and simplify)
