Balance in account cannot be less than
NAMASTE :)
0.00000000005
= 5 ×

Count the Digits after decimal.
We use minus (-) in power as the digit is in left side of decimal
If they are in right side then we use (+) plus sign in power.
Answer:
A. Slope = 4 and y-intercept = 3
A.In Step 2, 90 should be multiplied by the quantity 10 – 12, not by 10.
correct:
90(10 - 12) = 90 · 10 - 90 · 12 or 90(10 - 12) = 90 · (-2)