Answer:
-24
Step-by-step explanation:
substitute by 2
2²-12×2+q=0
q=-24
Answer:
See explanation.
Step-by-step explanation:
An expression is a <u>set of terms that are combined using addition, subtraction, multiplication, or division.</u> The following are examples of expressions:



Note: expressions do not equal anything.
In contrast, equations are <u>expressions that equal at least one term.</u> The following are examples of equations:




Note: equations <u>do</u> equal a term, as shown in the examples.
Answer:
b???????????????????????????
Step-by-step explanation: