All SAT Math Resources
Example Question #1 : How To Add Trinomials
Subtract from .
Step 1: We need to read the question carefully. It says subtract from. When you see the word "from", you read the question right to left.
I am subtracting the left equation from the right equation.
Step 2: We need to write the equation on the right minus the equation of the left.
Step 3: Distribute the minus sign in front of the parentheses:
Step 4: Combine like terms:
Step 5: Put all the terms together, starting with highest degree. The degree of the terms is the exponent. Here, the highest degree is 2 and lowest is zero.
The final equation is