Answer:
slope = 40
Step-by-step explanation:
Calculate the slope m using the slope formula
m =
with (x₁, y₁ ) = (2, 80) and (x₂, y₂ ) = (4, 160) ← 2 points on the line
m = = = = 40
Answer:
you need to put the table
Step-by-step explanation:
Answer:
step 3 has incorrect justification.
Step-by-step explanation:
because it was combine like terms but 8 is still in left hand side. So,combine like terms 3 has incorrect justification.