To do this without a calculator, it may be easier to break the number into smaller parts.
420 * 6
= (400 * 6) + (20 * 6)
= 2400 + 120
= 2520
Hope this helps! :)
D. Neither A nor B. There you go.
i believe the answer is B
but i could always be wrong :(
Answer:
3 is the slope
Step-by-step explanation: