Answer:
A) x= -9
B) x=5
C) x=5
D) x=5
Step-by-step explanation:
Your answer is -8.5
Can you mark as brainiest??
Please
Answer:
b. fundamental arithmetic
Step-by-step explanation:
While fundamental arithmetic is required when solving linear equations, the use of it is not a named <em>method of solution</em>.
"Substitution", "Elimination", and "Graphing" are named methods of solving linear equations. Sometimes the line can be blurred between substitution and elimination, but these methods generally involve distinct sets of steps (which include the use of fundamental arithmetic).
