Answer:
c. All real numbers
Step-by-step explanation:
Step 1 :
Equation at the end of step 1 :
4 • (x + 1) - (4x + 4) = 0
Step 2 :
Equation at the end of step 2 :
0 = 0
Step 3 :
Equations which are always true :
3.1 Solve 0 = 0This equation is a tautology (Something which is always true)
Equation is alway true
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-9x² + x - 10
To write in a standart form, variables go in an alphabetical order, from highest to lowest exponent. The last thing to write is a number by itself (ex. 10)
Answer: here is the answer
